Straight bevel gears for general engineering and heavy engineering — Modules and diametral pitches

Engrenages coniques à denture droite de mécanique générale et de grosse mécanique — Modules et diamétral pitches

Specifies and defines modules and diametral pitches. ISO 678 is intended essentially to facilitate the establishment of series of cutting tools, and cannot prevent the use of unstandardized modules or diametral pitches, for instance by using the tool for the module or diametral pitch corresponding to the next smaller size given in the table.


Methods of testing cements — Determination of strength

Méthodes d'essai des ciments — Détermination des résistances mécaniques

Specifies a method of determining the compressive and flexural strengths of cement mortar and describes the reference procedure. Allows the use of alternative procedures only in well defined cases. Covers laboratory and equipment, mortar constituents, preparation of mortar and test specimens, curing of test specimens, and test procedures.


Cement — Test methods — Chemical analysis

Ciments — Méthodes d'essai — Analyse chimique

Describes the procedures for the chemical analysis of cement. Gives the reference procedures and, in certain cases, an alternative method which can be considered as giving equivalent results. Applies to cements, and also to their constituent materials such as clinker and blastfurnace slag.


Heat-treated steels, alloy steels and free-cutting steels — Part 1: Quenched and tempered unalloyed steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 1: Aciers non alliés trempés et revenus


Heat-treatable steels, alloy steels and free-cutting steels — Part 1: Direct-hardening unalloyed and low-alloyed wrought steel in form of different black products

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 1: Aciers corroyés non alliés et faiblement alliés à durcissement par trempe directe se présentant sous la forme de différents produits noirs

Gives the technical delivery requirements for blooms, billets, slabs, bars, wire rod, hot-rolled plates and forgings manufactured from the steels listed in table 3 and supplied in one of the heat-treatment conditions given in table 1 and in one of the surface conditions given in table 2. The steels are in general intended for the fabrication of quenched and tempered or austempered machine part.


Heat-treated steels, alloy steels and free-cutting steels — Part 2: Wrought quenched and tempered steels with 1 % chromium and 0,2 % molybdenum

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 2: Aciers corroyés trempés et revenus avec 1 % de chrome et 0,2 % de molybdène


Heat-treated steels, alloy steels and free-cutting steels — Part 3: Wrought quenched and tempered unalloyed steels with controlled sulphur content

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 3: Aciers corroyés non alliés trempés et revenus avec une teneur en soufre contrôlée


Heat-treated steels, alloy steels and free-cutting steels — Part 4: Wrought quenched and tempered steels with 1 % chromium and 0,2 % molybdenum and controlled sulphur content

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 4: Aciers corroyés trempés et revenus avec 1 % de chrome et 0,2 % de molybdène et une teneur en soufre contrôlée


Heat-treated steels, alloy steels and free-cutting steels — Part 5: Wrought quenched and tempered manganese steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 5: Aciers corroyés au manganèse trempés et revenus


Heat-treated steels, alloy steels and free-cutting steels — Part 6: Wrought quenched and tempered steels with 3 % chromium and 0,5 % molybdenum

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 6: Aciers corroyés trempés et revenus avec 3 % de chrome et 0,5 % de molybdène


Heat-treated steels, alloy steels and free-cutting steels — Part 7: Wrought quenched and tempered chromium steels

Aciers pour traitement thermique, acier alliés et aciers pour décolletage — Partie 7: Aciers corroyés au chrome trempés et revenus


Heat-treated steels, alloy steels and free-cutting steels — Part 8: Wrought quenched and tempered chromium-nickel-molybdenum steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 8: Aciers corroyés au chrome-nickel-molybdène trempés et revenus


Heat-treated steels, alloy steels and free-cutting steels — Part 9: Wrought free-cutting steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 9: Aciers corroyés pour décolletage


Heat-treatable steels, alloy steels and free-cutting steels — Part 9: Wrought free-cutting steels

Gives the technical delivery requirements for blooms, billets, slabs, bars, wire rod and bright steel manufactured from the steels listed in table 3 and supplied in one of the heat-treatment conditions given in table 1 and in one of the surface conditions given in table 2. Covers three groups of wrought free-cutting steels for mechanical purposes (not intended for heat treatment, suitable for case-hardening, suitable for quenching and tempering).


Heat-treated steels, alloy steels and free-cutting steels — Part 10: Wrought nitriding steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 10: Aciers corroyés pour nitruration


Heat-treatable steels, alloy steels and free-cutting steels — Part 10: Wrought nitriding steels

This second edition cancels and replaces the first edition (ISO 683-10:1975). Gives the technical delivery requirements for blooms, billets, slabs, bars, wire rod, hot-rolled plates and forgings manufactured from the nitriding steels listed in table 3 and supplied in one of the heat-treatment conditions given in table 1 and in one of the surface conditions given in table 2. The steels are in general intended for the fabrication of quenched and tempered and subsequently nitrided machine parts.


Heat-treated steels, alloy steels and free-cutting steels — Part 11: Wrought case hardening steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 11: Aciers corroyés pour cémentation


Heat-treatable steels, alloy steels and free-cutting steels — Part 11: Wrought case-hardening steels

Gives the technical delivery requirements for blooms, billets, slabs, bars, wire rod, hot-rolled plates and forgings manufactured from the case-hardening unalloyed or low alloyed steels listed in table 3 and supplied in one of the heat-treatment conditions given in table 1 and in one of the surface conditions given in table 2. The steels are in general intended for the fabrication of case-hardened machine parts.


Heat-treated steels, alloy steels and free-cutting steels — Part 12: Flame and induction hardening steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 12: Aciers pour trempe par induction et au chalumeau


Heat-treated steels, alloy steels and free-cutting steels — Part 13: Wrought stainless steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 13: Aciers corroyés inoxydables


Heat-treatable steels, alloy steels and free-cutting steels — Part 13: Wrought stainless steels


Heat-treated steels, alloy steels and free-cutting steels — Part 14: Steels for hot-formed and heat-treated springs

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 14: Aciers pour ressorts formés à chaud et traités thermiquement


Heat-treatable steels, alloy steels and free-cutting steels — Part 14: Hot-rolled steels for quenched and tempered springs

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 14: Aciers laminés à chaud pour ressorts trempés et revenus

Gives requirements of delivery for round and flat bars and wire rods manufactured from certain alloyed steels intended for hot-formed and subsequently heat-treated springs or cold formed and subsequently heat-treated springs. In addition, the general technical delivery requirements of ISO 404 are applicable. Annex A gives supplementary or special requirements, Annex B the maximum dimensions for flats and rounds.


Heat-treated steels, alloy steels and free-cutting steels — Part 15: Valve steels for internal combustion engines

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 15: Aciers pour soupapes de moteurs à combustion interne


Heat-treatable steels, alloy steels and free-cutting steels — Part 15: Valve steels for internal combustion engines

Gives the requirements of delivery for certain grades of wrought high-alloy materials used for intake and exhaust valves in reciprocating internal combustion engines. Is applicable to bars, wire, wire rod and forgings. In addition, the general technical delivery requirements of ISO 404 are applicable. Annex A "Technical Supplement" gives requirements for property values as the result of processing after delivery.


Heat-treated steels, alloy steels and free-cutting steels — Part 16: Precipitation hardening stainless steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 16: Aciers inoxydables, aptes au durcissement par précipitation


Heat-treated steels, alloy steels and free-cutting steels — Part 17: Ball and roller bearing steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 17: Aciers pour roulements


Heat-treated steels, alloy steels and free-cutting steels — Part 18: Wrought unalloyed steels in the normalized, or normalized and cold-drawn, or hot-rolled and cold-drawn condition

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 18: Aciers corroyés non alliés normalisés, ou normalisés et étirés à froid, ou laminés à chaud et étirés à froid


Heat-treatable steels, alloy steels and free- cutting steels — Part 18: Bright products of unalloyed and low alloy steels

Aciers pour traitement thermique, aciers alliés et aciers pour décolletage — Partie 18: Produits blancs en aciers non alliés et faiblement alliés

Applies to wrought unalloyed and alloyed steels in the form of bright products which are intended for mechanical purposes, for example machine parts. Contains general requirements and tests, case-hardening steels, steels for quenching and tempering. Replaces the first edition.


Analysis of soaps — Determination of total free alkali

Analyse des savons — Détermination de la teneur en alcali libre total

The soap is dissolved in an ethanolic solution, the free alkali is neutralized with a known excess of sulphuric acid solution and the excess acid is titrated with ethanolic potassium hydroxide solution. The method is not applicable if the soap cantains additives (alkali, silicates, etw.) which can be decomposed by sulphuric acid by the procedure specified. The method is also not applicable to coloured soaps if the colour interferes with the phenolphthalein end point.


Analysis of soaps — Determination of total alkali content and total fatty matter content

Analyse des savons — Détermination des teneurs en alcali total et en matière grasse totale

The method consists in decomposition of the soap by a known volume of standard volumetric mineral acid solution, extraction and separation of the liberated fatty matter with light petroleum and determination of a total alkali content by titration of the excess of acid contained in the aqueous phase with a standard volumetric sodium hydroxide solution. After evaporation of the light petroleum from the extract, dissolution of the residue in ethanol and neutralization of the fatty acids with a standard volumetric potassium hydroxide solution. Evaporation of the ethanol and weighing of the soap formed to determine the total fatty matter content.


35 mm filmstrips — Dimensions and formats

Diapositives 35 mm en bandes — Dimensions et formats


Photography — 35 mm filmstrips — Specifications for double-frame and single-frame formats

Photographie — Bandes d'images fixes 35 mm — Spécifications pour les bandes en format double et en format simple

Establishes a parity of aspect ratios between the double-frame and single-frame formats from the same artwork or master material. To facilitate the production of filmstrips from a series of slides, the dimensions of the double-frame format have been selected as the mask aperture size of the nominal 24 mm by 36 mm picture area.


Coke — Determination of moisture in the analysis sample

Coke — Détermination de l'humidité de l'échantillon pour analyse

A known mass of the coke is heated in air at a temperature between 190 and 210 °C and maintained at this temperature until constant in mass. The percentage moisture content is calculated from the loss in mass of the coke.


Documentation — Bibliographical references — Essential and supplementary elements

Documentation — Références bibliographiques — Éléments essentiels et complémentaires


Documentation — Bibliographic references — Content, form and structure

Documentation — Références bibliographiques — Contenu, forme et structure

Specifies the elements to be included in bibliographic references to published monographs and serials, to chapters, articles, etc. in such publications and to patent documents. Sets out a prescribed order for the elements of the reference and establishes conventions for the transcription and presentation of information derived from the source publication.


Wrench and socket openings — Metric series — Tolerances for general use

Ouvertures de clés et d'embouts de serrage — Série métrique — Tolérances d'usage courant


Pulps — Determination of alkali solubility

Pâtes — Détermination de la solubilité dans les solutions d'hydroxyde de sodium

Specifies a method for the determination of the solubility of pulp in cold sodium hydroxide solutions of various and fixed concentrations, being mainly intended for the investigation of bleached pulps. It may, however, also be used with unbleached pulps.


Dimensions des ébauches des molettes de soudage

Specifies the outside diameter and thickness of blanks for seam welding wheels. Contains also references, designation and material of these products.


Positioning of magnetic compasses in ships

Emplacement des compas magnétiques à bord des navires


Glass — Resistance to attack by a boiling aqueous solution of mixed alkali — Method of test and classification

Verre — Résistance à l'attaque par une solution aqueuse bouillante d'un mélange alcalin — Méthode d'essai et classification


Specifies the reagents, the preparation and number of samples, and the test procedure; describes the expression of results and the contents of the test report. This third edition cancels and replaces the second edition (1984).


Surface active agents — Measurement of foaming power — Modified Ross-Miles method

Agents de surface — Mesurage du pouvoir moussant — Méthode de Ross-Miles modifiée

After 500 ml of a solution of the substance to be tested have flowed down from a height of 450 mm onto the surface of the same solution, the volume of foam formed is measured, This method is applicable to all surface active agents, but solutions of easy-hydrolizable substances do not give reliable results because the hydrolysis products accumulate in the liquid films and affect the steadiness of the foam.


Surface active agents — Washing powders — Determination of apparent density — Method by measuring the mass of a given volume

Agents de surface — Poudres à laver — Détermination de la masse volumique apparente — Méthode par pesée d'un volume donné

The method consists in determining the mass of powder in receiver of known dimensions, after filling with the sample from a funnel of specified shape under specified conditions. The method is applicable to free flowing powders and, provided that an appropriate funnel is used, to powders which have a tendency to cake. In the case of powder containing lumps, the method is applicable only if these can be disintegrated readily without braeking down the particles of the powder.


Filler rods for braze welding — Determination of conventional bond strength on steel, cast iron and other metals

Métaux d'apport de soudobrasage — Détermination de la résistance d'accrochage conventionnelle sur acier, fonte et autres métaux


Pulps — Determination of alkali resistance

Pâtes — Détermination de la résistance aux solutions d'hydroxyde de sodium

Specifies a mthod for the determination of the alkali-insoluble fraction of pulps using sodium hydroxide solution of fixed concentration, being applicable to all kinds of pulp.


Power sources for manual metal arc welding with covered electrodes and for the TIG process

Sources d'alimentation pour soudage manuel à l'arc avec électrodes enrobées et procédé TIG

Specifies the information to appear on the rating plate and describes test methods to verify the compliance of the power source with this International Standard. Applies to the types of power sources most commonly used in industrial applications for manual metal arc welding with covered electrodes and for the TIG process, except for oil-cooled power sources.


International gear notation — Symbols for geometrical data

Notation internationale des engrenages — Symboles de données géométriques


Machine tools — Spindle noses and face plates — Sizes for interchangeability — Part 1: Type A

Machines-outils — Nez de broches et faux-plateaux — Dimensions d'interchangeabilité — Partie 1: Type A


Machine tools — Spindle noses and face plates — Sizes for interchangeability — Part 1: Type A conical connection

Machines-outils — Nez de broches et faux-plateaux — Dimensions d'interchangeabilité — Partie 1: Assemblage conique de Type A


Machine tools — Spindle noses and face plates — Sizes for interchangeability — Part 2: Camlock type

Machines-outils — Nez de broches et faux-plateaux — Dimensions d'interchangeabilité — Partie 2: Type Camlock

Specifies the sizes for interchangeability of Camlock-type lathe spindle noses and corresponding face plates. The types "A" and "bayonet" are dealt with in parts 1 and 3 respectively.


Machine tools — Spindle noses and face plates — Sizes for interchangeability — Part 3: Bayonet type

Machines-outils — Nez de broches et faux-plateaux — Dimensions d'interchangeabilité — Partie 3: Type baïonnette

Specifies the sizes for interchangeability of bayonet-type lathe spindle noses and corresponding face plates. The types "A" and "Camlock" are dealt with in parts 1 and 2 respectively.


Conveyor belts — Troughability — Characteristic and method of test

Courroies transporteuses — Aptitude à la mise en auge — Caractéristique et méthode d'essai


Conveyor belts — Troughability — Characteristics of transverse flexibility and test method

Courroies transporteuses — Aptitude à la mise en auge — Caractéristiques de flexibilité transversale et méthode d'essai

This second edition cancels and replaces the first edition (1975). Specifies the troughability characteristics of belts and the method for determining the transverse flexibility which allows calculation of throughability. Some figures illustrate shapes and reference quantities of concern.


Principes et méthodes de la terminologie


Natural rubber latex — Determination of density

Latex de caoutchouc naturel — Détermination de la masse volumique


Rubber latex — Determination of density between 5 degrees C and 40 degrees C

Latex de caoutchouc — Détermination de la masse volumique entre 5 degrés C et 40 degrés C

Cancels and replaces the first edition (1974) and amendment 1 (1994). Specifies a method for the determination of the density of natural rubber latex concentrate between the temperatures of 5 °C und 40 °C. Intended for use when density determinations are used to calculate the mass of a measured volume of latex in locations where it is not practical to weigh directly or to control the temperature of the laboratory. The method is suitable for all latices from natural source, for synthetic latex and for compounded or prevulcanized latex as well as for artificial dispersion of rubber.


Rubber latices — Determination of coagulum content

Latex de cautchouc — Détermination de la teneur en coagulum


Rubber latex — Determination of coagulum content (sieve residue)

Latex de caoutchouc — Détermination de la teneur en coagulum (refus sur tamis)

Specifies a method for the determination of coagulum content (sieve residue) of natural rubber latex concentrates containing preservative agents and also for the determination of the coagulum content (sieve residue) of synthetic rubber latices. Coagulum is defined as the material comprising pieces of coagulated rubber, latex skin and coarse foreign matter, retained unter the conditions of the test on a stainless steel wire cloth with an average aperture width of 180 10 m. It is expressed as a percentage by mass of the latex and given by a formula.


Lait et produits laitiers — Méthode d'échantillonnage


Milk and milk products — Methods of sampling

Lait et produits laitiers — Méthodes d'échantillonnage


Essential oils — Determination of ester value

Huiles essentielles — Détermination de l'indice d'ester

Hydrolysis of the esters by heating, under given conditions, with a standard volumetric potassium hydroxide ethanolic solution, and titration of the alkali in excess. The hydrolysis is carried out in a saponification flask.


Graphical symbols for use on detailed maps, plans and geological cross-sections — Part 1: General rules of representation

Symboles graphiques à utiliser sur les cartes, les plans et les coupes géologiques détaillés — Partie 1: Règles générales de représentation

Gives general rules for the representation of rocks and minerals. Particular symbols and ornaments for rocks and minerals are given in the relevant parts of ISO 710.


Graphical symbols for use on detailed maps, plans and geological cross-sections — Part 2: Representation of sedimentary rocks

Symboles graphiques à utiliser sur les cartes, les plans et les coupes géologiques détaillés — Partie 2: Représentation des roches sédimentaires

Provides a unified series of symbols and ornaments for the representation of sedimentary rocks. The symbols and ornaments may be divided in two groups as follows: principal types; varia. They are reproduced in two tables which, being derived from a logical system, may be completed easily in case of need.


Graphical symbols for use on detailed maps, plans and geological cross-sections — Part 3: Representation of magmatic rocks

Symboles graphiques à utiliser sur les cartes, les plans et les coupes géologiques détaillés — Partie 3: Représentation des roches magmatiques

Provides a unified series of symbols and ornaments for the representation of magmatic rocks. The symbols and ornaments may be divided in two groups as follows: principal types; varia. They have been reproduced in two tables which, being derived from a logical system, may be completed easily in case of need.


Graphical symbols for use on detailed maps, plans and geological cross-sections — Part 4: Representation of metamorphic rocks

Symboles graphiques à utiliser sur les cartes, les plans et les coupes géologiques détaillés — Partie 4: Représentation des roches métamorphiques

Provides a unified series of symbols and ornaments for the representation of metamorphic rocks. The symbols and ornaments may be divided in two groups as follows: principal types; varia. They are reproduced in two tables which, being derived from a logical system, may be completed easily in case of need.


Graphical symbols for use on detailed maps, plans and geological cross-sections — Part 5: Representation of minerals

Symboles graphiques à utiliser sur les cartes, les plans et les coupes géologiques détaillés — Partie 5: Représentation des minéraux


This second edition cancels and replaces the first edition (1982). Provides a unified series of symbols and abbreviations for the representation of certain minerals often found in rocks. In general, there are two ways of representing these minerals, namely: by the addition of another symbol characterizing the mineral; by the addition of letters designating the mineral (table 2 - ranging from No. 1 to No. 123).


Graphical symbols for use on detailed maps, plans and geological cross-sections — Part 6: Representation of contact rocks and rocks which have undergone metasomatic, pneumatolytic or hydrothermal transformation or transformation by weathering

Symboles graphiques à utiliser sur les cartes, les plans et les coupes géologiques détaillés — Partie 6: Représentation des roches de contact et des roches ayant subi une transformation métasomatique, pneumatolytique ou hydrothermale ou une transformation par altération

Provides a series of graphical symbols to represent rocks which have originated as the result of contact metamorphism or other effects. The symbols are divided into four groups which are shown in the table: a) contact rocks; b) metasomatic transformation; c) pneumatolytic and hydrothermal processes; d) weathering processes.


Graphical symbols for use on detailed maps, plans and geological cross-sections — Part 7: Tectonic symbols

Symboles graphiques à utiliser sur les cartes, les plans et les coupes géologiques détaillés — Partie 7: Symboles tectoniques

Provides a series of graphical symbols to represent tectonic phenomena. This part includes symbols for: strata, faults, joints and schistosity; folds and monoclines; lineations and axes. Table 1 gives the basic symbols; table 2 shows special planes; table 3 contains slopes; table 4 represents folds and monoclines. Fourteen figures illustrate the descriptions.


Cereals and cereal products — Determination of moisture content — (Basic reference method)

Céréales et produits céréaliers — Détermination de la teneur en eau — (Méthode de référence fondamentale)


Cereals and cereal products — Determination of moisture content (Basic reference method)

Céréales et produits céréaliers — Détermination de la teneur en eau (Méthode de référence fondamentale)

The method is not applicable to maize, for which an identical method is specified in the annex to ISO 6540. The method is idended to serve as a standard for checking and perfecting routine methods. It consists in , if necessary, grinding of a sample, after conditioning, if required, drying of a test portion under reduced pressure, at a temperatur between 45 and 50 C and in the presence of a desiccant, until constant mass is reached. Two figures show diagrams of a suitable metal dish and of a suitable drying tube.


Cereals and cereal products — Determination of moisture content (Routine reference method)

Céréales et produits céréaliers — Détermination de la teneur en eau (Méthode pratique de référence)


Céréales et produits céréaliers — Détermination de la teneur en eau (Méthode de référence pratique)


Cereals and cereal products — Determination of moisture content — Routine reference method

Céréales et produits céréaliers — Détermination de la teneur en eau — Méthode de référence pratique


Zinc — Determination of lead and cadmium contents — Polarographic method

Zinc — Dosage du plomb et du cadmium — Méthode polarographique

The method is applicable to Zn 99,995, Zn 99,99 and Zn 99,95. Although these types of zinc do not normally contain any thallium or indium, these two elements, if present, can interfere in this determination. The method is suitable for the determination of lead and cadmium contents between 0,001 and 0,05 %.


Zinc — Determination of iron content — Photometric method

Zinc — Dosage du fer — Méthode photométrique

The method is applicable to all zinc types provided that their copper content is 0,01 % maximum. The determination is suitable for iron contents between 0,001 and 0,01 %. This standard specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report.


Zinc — Determination of lead content — Polarographic method

Zinc — Dosage du plomb — Méthode polarographique

The method is applicable to Zn 99,5, Zn 98,5 and Zn 98 and is suitable for the determination of lead contents between 0,1 and 3 %. Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report.


Verification of Rockwell B and C scale hardness testing machines

Contrôle des machines d'essai de dureté Rockwell (échelles B et C)


Metallic materials — Hardness test — Verification of Rockwell hardness testing machines (scales A - B - C - D - E - F - G - H - K)

Matériaux métalliques — Essai de dureté — Contrôle des machines d'essai de dureté Rockwell (échelles A - B - C - D - E - F - G - H - K)


Acoustics — Rating of sound insulation in buildings and of building elements — Part 1: Airborne sound insulation in buildings and of interior building elements

Acoustique — Évaluation de l'isolement acoustique des immeubles et des éléments de construction — Partie 1: Isolement des immeubles et des éléments intérieurs de construction aux bruits aériens


Acoustics — Rating of sound insulation in buildings and of building elements — Part 1: Airborne sound insulation

Acoustique — Évaluation de l'isolement acoustique des immeubles et des éléments de construction — Partie 1: Isolement aux bruits aériens

Defines single-number quantities for airborne sound insulation in buildings and of building elements such as walls, floors, doors and windows. Takes into consideration the different sound level spectra of various noise sources. Gives rules for determining these quantities from the results of measurements carried out in one-third-octave or octave bands in accordance with ISO 140-3 to ISO 140-5, ISO-140-9 and ISO 140-10.


Acoustics — Rating of sound insulation in buildings and of building elements — Part 2: Impact sound insulation

Acoustique — Évaluation de l'isolement acoustique des immeubles et des éléments de construction — Partie 2: Transmission des bruits de chocs


Acoustique — Évaluation de l'isolement acoustique des immeubles et des éléments de construction — Partie 2: Protection contre le bruit de choc

Defines single-number quantities for the impact sound insulation in buildings and of floors. Gives rules for determining these quantities from the results of measurements carried out in one-third-octave bands in accordance with ISO 140-6 and ISO 140-7, and in octave bands in accordance with ISO-140-7 for field measurements only. It also contains quantities for the impact sound reduction of floor coverings.


Acoustics — Rating of sound insulation in buildings and of building elements — Part 3: Airborne sound insulation of facade elements and facades

Acoustique — Évaluation de l'isolement acoustique des immeubles et des éléments de construction — Partie 3: Isolement des éléments de façade et des façades aux bruits aériens


Laboratory glassware — Methods for thermal shock tests

Verrerie de laboratoire — Méthodes d'essai de choc thermique


Laboratory glassware — Thermal shock and thermal shock endurance — Test methods

Verrerie de laboratoire — Choc thermique et endurance au choc thermique — Méthodes d'essai

Specifies a thermal shock test and the procedure for determining the thermal shock endurance. Does not apply to fused silica ware and annealed containers made from soda-lime-silicate glass.


Glass — Hydrolytic resistance of glass grains at 98 degrees C — Method of test and classification

Verre — Résistance hydrolytique du verre en grains à 98 degrés C — Méthode d'essai et classification


The principle, reagents, apparatus and procedure are specified. The resistance is expressed by the volume of acid required for titration of the alkali extracted from the unit mass of glass. For five classes of grain the limit values in the test are listed.


Glass — Hydrolytic resistance of glass grains at 121 degrees C — Method of test and classification

Verre — Résistance hydrolytique du verre en grains à 121 degrés C — Méthode d'essai et classification


The principle, reagents, apparatus and the procedure are specified. The resistance is expressed by the volume of acid required for titration of the alkali extracted from the unit mass of glass. The permissible range of the values obtained and the limit values in the hydrolytic resistance grain test are listed.


Rock drilling equipment — Integral stems

Matériel de forage des roches — Fleurets monoblocs

Specifies the dimensions. The 19 mm hexagonal integral stems with forged collared shank shall comply with the dimensions shown in figure 1 and given in table 1. The 22 mm stems shall comply with the dimensions shown in figure 2 and given in table 2. The 25 mm stems shall comply with the dimensions shown in figure 3 and given in table 3.


Rock drilling — Hollow hexagonal drill-steels in bar form

Forage des roches — Profilé hexagonal creux en acier pour fleurets


Rock drilling equipment — Hollow drill steels in bar form, hexagonal and round

Matériel de forage des roches — Barres creuses, hexagonales et rondes pour fleurets

Specifies the dimensions for seven nominal sizes. This third edition cancels and replaces the second edition (1985), which has been technically revised (addition of round drill steels and extension of the range of sizes).


Rock drilling — Forged collared shanks and chuck bushings for hollow hexagonal drill-steels

Forage des roches — Emmanchements à collerette forgée et douilles porte-outils pour profilé hexagonal creux en acier


Rock drilling equipment — Forged collared shanks and corresponding chuck bushings for hollow hexagonal drill steels

Matériel de forage des roches — Emmanchements à collerette forgée et douilles porte-outils pour fleurets hexagonaux creux

Specifies the dimensions of both forged collared shanks and corresponding chuck bushings. Values are given for five nominal sizes. This second edition cancels and replaces the first edition (1974), which has been technically revised (extension of the range of sizes and specification of the size of the internal diameter at the forged collar).


ISO metric screw threads  — Basic dimensions

Filetages métriques ISO — Dimensions de base


ISO general-purpose metric screw threads — Basic dimensions

Filetages métriques ISO pour usages généraux — Dimensions de base

Specifies the basic dimensions of metric threads in accordance with ISO 261. The basic dimensions are: basic major diameter of internal or external thread (nominal diameter), basic pitch diameter of internal or external thread, basic minor diameter of internal or external thread, height of fundamental triangle, pitch. The values refer to the basic profile in accordance with ISO 68.


ISO inch screw threads — Basic dimensions

Filetages ISO en inches — Dimensions de base


Metallic materials — Hardness test — Calibration of standardized blocks to be used for Brinell hardness testing machines

Matériaux métalliques — Essai de dureté — Étalonnage des blocs de référence à utiliser pour les machines d'essai de dureté Brinell


Unplasticized polyvinyl chloride (PVC) fittings with plain sockets for pipes under pressure — Dimensions of sockets — Metric series

Raccords en polychlorure de vinyle (PVC) non plastifié à emboîtements lisses pour tubes sous pression — Dimensions des emboîtements — Série métrique


Fittings of unplasticized polyvinyl chloride (PVC-U), chlorinated polyvinyl chloride (PVC-C) or acrylonitrile/butadiene/styrene (ABS) with plain sockets for pipes under pressure — Dimensions of sockets — Metric series

Raccords en polychlorure de vinyle non plastifié (PVC-U), en polychlorure de vinyle chloré (PVC-C) ou en acrylonitrile/butadiène/styrène (ABS), à emboîtements lisses pour tubes sous pression — Dimensions des emboîtures — Série métrique

Specifies the dimensions of plain sockets, intended for solvent cementing to pipes of the corresponding material for use under pressure. Specified are socket length, socket inside diameter and out-of-roundness tolerances of the socket inside diameter.


Coke (nominal top size greater than 20 mm) — Size analysis

Coke (dimension supérieure nominale supérieure à 20 mm) — Analyse granulométrique


Coke (nominal top size greater than 20 mm) — Size analysis by sieving

Coke (dimension supérieure nominale supérieure à 20 mm) — Analyse granulométrique par tamisage

Specifies a method for the size analysis of coke, of nominal top size greater than 20 mm, by manual sieving.


Oilseeds — Determination of acidity of oils

Graines oléagineuses — Détermination de l'acidité de l'huile


The method consists in dissolving in a mixture of diethyl ether and ethanol of the oil extracted for the determination of the "oil contend" of the seeds (see ISO 659), and then titrating of the free fatty acids present using an ethanolic potassium hydroxide solution. It is not applicable to cotton seeds with adherent cotton linters, or to palm or olive fruits.


Agricultural wheeled tractors — Three-point linkage — Part 1: Categories 1, 2 and 3

Tracteurs agricoles à roues — Attelage trois points — Partie 1: Catégories 1, 2 et 3


Agricultural wheeled tractors — Rear-mounted three-point linkage — Part 1: Categories 1, 2 and 3

Tracteurs agricoles à roues — Attelage trois points monté à l'arrière — Partie 1: Catégories 1, 2 et 3


Agricultural wheeled tractors — Rear-mounted three-point linkage — Part 1: Categories 1, 2, 3 and 4

Tracteurs agricoles à roues — Attelage trois points monté à l'arrière — Partie 1: Catégories 1, 2, 3 et 4

Cancels and replaces the second edition (ISO 730-1 (1990) and ISO 730-3 (1982)). Describes the dimensions and requirements of the three-point linkage for the attachment of implements or equipment to the rear of agricultural wheeled tractors. Specifies four categories to be used on different ranges of agricultural tractors.


Agricultural wheeled tractors — Three-point linkage — Part 2: Category 1 N (Narrow hitch)

Tracteurs agricoles à roues — Attelage trois points — Partie 2: Catégorie 1 N (Attelage étroit)

Specifies the requirements for the attachment of implements or equipment to the rear narrow tractors by means of a hitch in association with a power lift. Applies to tractors with a maximum power at the drawbar up to 35 kW. Contains three figures which illustrate dimensions and configurations, and includes three tables showing dimensions in millimetres.


Agricultural wheeled tractors — Three-point linkage — Part 3: Category 4

Tracteurs agricoles à roues — Attelage trois points — Partie 3: Catégorie 4


Formic acid for industrial use — Methods of test — Part 1: General

Acide formique à usage industriel — Méthodes d'essai — Partie 1: Généralités

Gives general instructions relating to methods of test, especially for sampling. ISO/R 731 has been subdivised into seven parts. ISO 731/1 replaces clauses 1, 2 and 7 of ISO Recommendation R 731-1968.


Formic acid for industrial use — Methods of test — Part 2: Determination of total acidity — Titrimetric method

Acide formique à usage industriel — Méthodes d'essai — Partie 2: Détermination de l'acidité totale — Méthode titrimétrique

The principle consists in a titration of a test portion with a standard volumetric sodium hydroxide solution, using phenolphthalein as indicator. ISO/R 731 has been subdivised into seven parts. ISO 731/2 replaces clause 3 of ISO Recommendation R 731-1968.


Formic acid for industrial use — Methods of test — Part 3: Determination of content of other acids — Potentiometric method

Acide formique à usage industriel — Méthodes d'essai — Partie 3: Dosage des autres acides — Méthode potentiométrique

The principle consists in a quantitative oxidation of the formic acid in a test portion with excess mercury(II) oxide. Potentiometric titration of the residual acids with standard volumetric sodium hydroxide solution. The method is applicable to products containing 0,5 to 6,0 % (m/m) of other acids, expressed as acetic acid. ISO/R 731 has been subdivised into seven parts. ISO 731/3 replaces clause 4 of ISO Recommendation R 731-1968.


Formic acid for industrial use — Methods of test — Part 4: Visual limit test for inorganic chlorides

Acide formique à usage industriel — Méthodes d'essai — Partie 4: Essai visuel limite de contrôle des chlorures minéraux

Applicable to products having inorganic chlorides contents in the range 0,0005 to 0,5 % (m/m). Comparison of the turbidity, obtained by the addition of silver nitrate to a solution prepared from a test portion, with that similarly obtained from a standard chloride solution.


Formic acid for industrial use — Methods of test — Part 5: Visual limit test for inorganic sulphates

Acide formique à usage industriel — Méthodes d'essai — Partie 5: Essai visuel limite de contrôle des sulfates minéraux

The principle consists in a comparison of the turbidity, obtained by the addition of barium chloride to a solution prepared from a test portion in the presence of hydrochloric acid, with that similarly obtained from a standard sulphate solution. The method is a applicable to products having inorganic sulphates contents, expressed as sulphate (SO42-), in the range 0,001 to 0,1 % (m/m).


Formic acid for industrial use — Methods of test — Part 6: Determination of iron content — 2,2'- Bipyridyl photometric method

Acide formique à usage industriel — Méthodes d'essai — Partie 6: Dosage du fer — Méthode photométrique au bipyridyle-2,2'

Conversion of the iron in a test portion to iron(III) sulphate by evaporation to dryness in the presence of sulphuric acid. Dissolution in nitrid acid, reduction of the trivalent iron in the solution thus obtained by hydroxylammonium chloride. Photometric measurement of the coloured complex iron(II)-2,2' -dipyridyl. Applicable to products having Fe contents in the range 0,1 to 2 mg/kg.


Formic acid for industrial use — methods of test — Part 7: Determination of low contents of other volatile acids — Titrimetric method after distillation

Acide formique à usage industriel — Méthodes d'essai — Partie 7: Détermination de faibles teneurs en autres acides volatils — Méthode titrimétrique après distillation

The principle consists in a decomposition of most of the formic acid in a test portion by sulphuric acid an of the remainder by chromic acid. Steam distillation of acetic acid and/or other volatile acids and titration of the distillate with standard volumetric sodium hydroxide solution in the presence of phenolphthalein as indicator. The method is applicable to products containing less than 0,5 % (m/m) of other volatile acids, expressed as acetic acid. The ISO Recommendation R 1913-1971 was review and has been changed to ISO 731/7. ISO 731/7 replaces ISO/R 1913-1971, to which it is technically identical.


Photography — Dimensions for 127, 120 and 620 roll film, backing paper and film spools

Photographie — Dimensions des pellicules, du papier protecteur et des bobines pour les formats 127, 120 et 620


Photography — Film dimensions — 120 and 220 sizes

Photographie — Dimensions des films — Rouleaux de pellicule 120 et 220


Oilseeds residues — Determination of hexane extract (or light-petroleum extract), called "oil content"

Tourteaux de graines oléagineuses — Détermination de l'extrait à l'hexane (ou à l'éther de pétrole), dit "teneur en huile"


Oilseed residues — Determination of oil content — Part 2: Rapid extraction method

Tourteaux de graines oléagineuses — Détermination de la teneur en huile — Partie 2: Méthode rapide par extraction


Oilseed residues — Determination of ash insoluble in hydrochloric acid

Tourteaux de graines oléagineuses — Détermination des cendres insolubles dans l'acide chlorhydrique

The method consists in treating of the total ash (see ISO 749) with hydrochloric acid, to remove the portion soluble in this reagent, then incinerating and weighing of the residue and replaces ISO Recommendation R 735-1968.


Oilseed residues — Determination of diethyl ether extract

Tourteaux de graines oléagineuses — Détermination de l'extrait à l'oxyde diéthylique

The principle of the method consists in extracting of a test portion with diethyl ether in a suitable apparatus. The method is not applicable to compounded products. It cancels and replaces ISO Recommendation R 735-1968.


Coniferous sawn timber — Sizes — Methods of measurement

Sciages de bois résineux — Dimensions — Méthodes de mesurage

Reviewed ISO Recommendation R 737. Covers unplaned square-edged und unedged sawn timber and defines how to measure thickness, width, length and volume. Terms and definitions are given in ISO 1032.


Coniferous sawn timber — Sizes — Permissible deviations and shrinkage

Bois sciés résineux — Dimensions — Écarts admissibles et retrait

Relates to deviations from nominal thicknesses, widths and lengths due to inaccuracies in sawing. Is applicable to unplaned square-edged and unedged sawn timber having thicknesses or widths in the range of 10 mm to 310 mm. Average values for shrinkage for some wood species are given in annexes A and B.


Sodium carbonate for industrial use — Preparation and storage of test samples

Carbonate de sodium à usage industriel — Préparation et conservation de l'échantillon pour essai


Sodium carbonate for industrial use — Determination of total soluble alkalinity — Titrimetric method

Carbonate de sodium à usage industriel — Détermination de l'alcalinité totale soluble — Méthode titrimétrique

Specifies a titrimetric test method for the determination of the basicity of soluted material. The principle of the procedure consists in solution of a test portion in water, filtration of the solution and titration with a standard volumetric solution of hydrochloric acid in presence of methyl orange as indicator. Repaces ISO Recommendation R 740-1968.


Sodium carbonate for industrial use — Determination of sodium hydrogen carbonate content — Titrimetric method

Carbonate de sodium à usage industriel — Dosage de l'hydrogénocarbonate de sodium — Méthode titrimétrique

The method is applicable to sodium carbonate products having a sodium hydrogen carbonate contained in a test portion into sodium carbonate by addition of a known excess of sodium hydroxide, precipitation of all the carbonate by means of barium chloride an determination of the excess of sodium hydroxide by means of a standard volumetric hydrochloric acid solution.


Sodium carbonate for industrial use — Determination of sodium hydrogen carbonate mass fraction — Titrimetric method

Carbonate de sodium à usage industriel — Détermination de la fraction massique de l'hydrogénocarbonate de sodium — Méthode titrimétrique


Sodium carbonate for industrial use — Determination of chloride content — Mercurimetric method

Carbonate de sodium à usage industriel — Dosage des chlorures — Méthode mercurimétrique

The method is applicable to products of which the sodium chloride content is greater than 0,005 % (m/m). The prinziple consists in titration of the chloride ion with mercury(II) nitrate solution in the presence of diphenylcarbazone as indicator. Cancels and replaces ISO Recommendation R 742-1968.


Sodium carbonate for industrial use — Determination of chlorides mass fraction — Part 1: Mercurimetric method

Carbonate de sodium à usage industriel — Détermination de la fraction massique des chlorures — Partie 1: Méthode mercurimétrique


Sodium carbonate for industrial use — Determination of sulphate content — Barium sulphate gravimetric method

Carbonate de sodium à usage industriel — Dosage des sulfates — Méthode gravimétrique à l'état de sulfate de baryum

The principle in dissolution of a test portion and separation of the insoluble matter. Precipitation of sulphate as barium sulphate in dilute hydrochloric acid medium. Separation of the precipitate obtained and ignition at 800 °C +- 25 °C and weighing. The method is applicable to products having a sodium sulphate content equal to or greater than 0,01 % (m/m). Replaces ISO Recommendation R 743-1968.


Sodium carbonate for industrial use — Determination of sulfates mass fraction — Barium sulfate gravimetric method

Carbonate de sodium à usage industriel — Détermination de la fraction massique des sulfates — Méthode gravimétrique à l'état de sulfate de baryum


Sodium carbonate for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method

Carbonate de sodium à usage industriel — Dosage du fer — Méthode photométrique au 2,2'- bipyridyle


Sodium carbonate for industrial use — Determination of iron mass fraction — 1,10-phenanthroline spectrometric method

Carbonate de sodium à usage industriel — Détermination de la fraction massique du fer — Méthode spectrométrique à la phénanthroline-1,10


Sodium carbonate for industrial use — Determination of loss of mass and of non-volatile matter at 250 degrees C

Carbonate de sodium à usage industriel — Détermination de la perte de masse et de la matière fixe à 250 degrés C

Describes a method of analysis of anhydrous sodium carbonate and sodium carbonate decahydrate. The principle of analysis consists in heating of thin layers of a test portion to constant mass at 250 °C. The residue constitutes the non-volatile matter at 250 °C. The loss of mass represents water in its various forms plus half the carbon dioxide content of the hydrogen carbonate present. Replaces ISO Recommendation R 745-1968.


Sodium carbonate for industrial use — Determination of matter insoluble in water at 50 degrees C

Carbonate de sodium à usage industriel — Détermination de l'insoluble dans l'eau à 50 degrés C

The principle of the method consists in dissolution of a test portion and filtration of the solution through a tared filter. Washing of the insoluble matter at approximately 50 C until the washings are no longer alkaline. Drying of the residue and weighing. Replaces ISO Recommendation R 746-1968.


Liquid flow measurement in open channels — Velocity-area methods

Mesure de débit des liquides dans les canaux découverts — Méthodes d'exploration du champ des vitesses


Measurement of liquid flow in open channels — Velocity-area methods


Oilseed residues — Determination of total ash

Tourteaux de graines oléagineuses — Détermination des cendres totales

The method consists in incinerating of a test portion at 550 + 15 C in an electrically heated muffle furnace, until practically constant mass is reached. It isnot applicable to compounded products. It cancels and replaces ISO Recommandation R 749.1968.


Fruit and vegetable products — Determination of titratable acidity

Produits dérivés des fruits et légumes — Détermination de l'acidité titrable


Fruit and vegetable products — Determination of water-insoluble solids content

Produits dérivés des fruits et légumes — Détermination de la teneur en résidu sec insoluble dans l'eau


Specifies the designations and chemical compositions of qualities of zinc ingots with a minimum zinc content of 98,5 % (m/m), obtained by treatment of ores or of other zinc-bearing materials by a process of chemical or electrolytic reduction or by distillation.


Acetic acid for industrial use — Methods of test — Part 1: General

Acide acétique à usage industriel — Méthodes d'essai — Partie 1: Généralités

Gives general instructions and also specifies the methods to be used for the determination of dry residue after evaporation on a water bath, for the determination of the crystallizing point (temperature) of glacial acetic acid, for the determination of water content, for the measurement of colour and for the determination of arsenic content. The method is applicable to products having acedic acid contents in the range 98 to 100 % (m/m). This International Standard has also been approved by the International Union of Pure and Applied Chemitry (IUPAC). International Standards ISO 753/1 to 753/11 cancel and replace ISO Recommendation R 753-1968.


Acetic acid for industrial use — Method of test — Part 2: Determination of acetic acid content — Titrimetric method

Acide acétique à usage industriel — Méthodes d'essai — Partie 2: Dosage de l'acide acétique — Méthode titrimétrique

The principle consists in titration of a test portion with standard volumetric sodium hydroxide solution, using phenolphthalein as indicator. Calculation of the acid content, making allowance for any formic acid present, determined separately (see ISO 753/3). This International Standard has also been approved by the International Union of Pure and Applied Chemistry (IUPAC). International Standards ISO 753/1 to ISO 753/11 cancel and replace ISO Recommendation R 753-1968.


Acetic acid for industrial use — Methods of test — Part 3: Determination of formic acid content — Iodometric method

Acide acétique à usage industriel — Méthodes d'essai — Partie 3: Dosage de l'acide formique — Méthode iodométrique

Specifies the determination of total reducing matter and of reducing compounds other than formic acid. The principle consists in oxidation of formic acid and other reducing compounds in a test portion with an excess of sodium hypobromit solution. Determination of the excess sodium hypobromite by iodometry. Oxidation of reducing compounds other than formic acid with an excess of potassium bromide-bromate solution in an acid media. Determination of the excess potassium bromide-bromate by iodometry. Determination of the formic acid content from the difference between the two determinations. Is applicable to products having formic acid contents, between 0,02 % (m/m) and 0,35 % (m/m).


Acetic acid for industrial use — Methods of test — Part 4: Determination of acetaldehyde monomer content — Titrimetric method

Acide acétique à usage industriel — Méthodes d'essai — Partie 4: Dosage de l'acétaldéhyde monomère — Méthode titrimétrique

The principle of the determination consists in reaction of the acetaldehyde present in a test portion with an excess of sodium hydrogen sulphite solution, and iodometric titration of the residual sodium hydrogen sulphite. The method is applicable to products having acetaldehyde monomer contents equal to or greater than 0,01 % (m/m). This International Standard as also been approved by the International Union of Pure and Applied Chemistry (IUPAC).International Standards ISO 753/1 to ISO 753/11 cancel and replace ISO Recommendation R 753-1968.


Acetic acid for industrial use — Methods of test — Part 5: Determination of total acetaldehyde content — Titrimetric method

Acide acétique à usage industriel — Méthodes d'essai — Partie 5: Dosage de l'acétaldéhyde total — Méthode titrimétrique

The method specified consists in heating a test portion in an acid medium to depolymerize any to paraldehyde present and to entrain, by distillation, both regenerated acetaldehyde and the monomeric acetaldehyde originally present. Reaction of the acetaldehyde in the distillate with an excess of sodium hydrogen sulphite solution. Iodometric titration of the residual sodium hydrogen sulphite solution. The method is applicable to products having total acetaldehyde contents equal to or greater than 0,004 % (m/m). It has also been approved by the International Union of Pure and Applied Chemistry (IUPAC). ISO 753/1 to iso 753/11 cancel and replace ISO Recommendation R 753-1968.


Acetic acid for industrial use — Methods of test — Part 6: Determination of permanganate index

Acide acétique à usage industriel — Méthodes d'essai — Partie 6: Détermination de l'indice de permanganate

The principle consists in reaction of a test portion, under specified conditions, with an excess of potassium permanganate solution in the presence of dilute sulphuric acid. Iodometric titration of the residual potassium permanganate. The method is applicable to products having permanganate indexes equal to or greater than 10 mg/100 ml. It has also been approved by the International Union of Pure and Applied Chemistry (IUPAC). ISO 753/1 to ISO 753/11 cacel and replace ISO Recommendation R 753-1968.


Acetic acid for industrial use — Methods of test — Part 7: Determination of dichromate index

Acide acétique à usage industriel — Méthodes d'essai — Partie 7: Détermination de l'indice de dichromate

The principle consists in heating a test portion with an excess of potassium dichromate solution in the presence of sulphuric acid. Iodometric titration of the residual potassium dichromate. The method is applicable to products having dichromate inexes equal to or greater than 0,04 ml. It has also been approved by the International Union of Pure and Applied Chemistry (IUPAC). ISO 753/1 to ISO 753/11 cancel and replace ISO Recommendation R 753-1968.


Acetic acid for industrial use — Methods of test — Part 8: Visual limit test for inorganic chlorides

Acide acétique à usage industriel — Méthodes d'essai — Partie 8: Essai visuel limite de contrôle des chlorures minéraux

Specifies a method for a visual comparison of the tubitity obtained by adding a silver nitrate solution to a solution of a test portion acidified with nitric acid, with that similary obtained from a chloride solution of known concentration. Using a test portion of 50 g, the method is applicable directly to products having inorganic chloride contents in the range 0,0005 % (m/m) to 0,05 % (m/m). This range can be extended by adjusting the mass of the test portion. It has also been approved by the International Union of Pure and Applied Chemistry (IUPAC). ISO 753/1 to ISO 753/11 cancel and replace ISO Recommendation R 753-1968.


Acetic acid for industrial use — Methods of test — Part 9: Visual limit test for inorganic sulphates

Acide acétique à usage industriel — Méthodes d'essai — Partie 9: Essai visuel limite de contrôle des sulfates minéraux

Specifies a method for a visual comparison of the turbitity obtained by adding a barium chloride solution to a solution of a test portion acidified with hydrochloric acid, with that similarly obtained from a sulphate solution of known concentration. Using a test portion of 100 g, the method is applicable directly to products having inorganic sulphate contents in the range 0,001 % (m/m) to 0,1 % (m/m). This range can be extended by adjusting the mass of the test portion. It has also been approved by the International Union of Pure and Applied Chemistry (IUPAC). ISO 753/1 to ISO 753/11 cancel and replace ISO Recommendation R 753-1968.


Acetic acid for industrial use — Methods of test — Part 10: Visual limit test for heavy metals (including iron)

Acide acétique à usage industriel — Méthodes d'essai — Partie 10: Essai visuel limite de contrôle des métaux lourds (y compris le fer)

The principle consists in conversion of heavy metals, such as lead, copper and iron, to their sulphides by treatment with sodium sulphide in ammoniacal solution, and visual comparison of the colour produced with that of a standard lead solution similarly treated. The method detects only the heavy metals present in non-complex form. Using a test portion of 25 g, the method is applicable directly to products having heavy metal contents in the range 0,00044 % (m/m) to 0,04 % (m/m). This range can be extended by adjusting the mass of the test portion. It has also been approved by the International Union of Pure and Applied Chemistry (IUPAC). ISO 753/1 to ISO 753/11 cancel and replace ISO Recommendation R 753-1968.


Acetic anhydride for industrial use — Methods of test

Anhydride acétique à usage industriel — Méthodes d'essai

Gives general instructions and specifies methods of analysis. The methods to be used are determination of destillation yield, of bromine number, of arsenic content, of permanganate index, of dichromate index, the measurement of colour, titrimetric determination of acetic anhydride content, gravimetric determination of ash, spectrometric determination of phosphate content and visual limit tests for inorganic chlorides, sulphates and heavy metals including iron, sulphuric acid colour test. It results from the combination into one single decument of draft International Standard ISO/DIS 754 part 1 to 10; it cancels and replaces ISO Recommendation R 754-1968.


Butan-1-ol for industrial use — Methods of test — Part 1: General

Butanol-1 à usage industriel — Méthodes d'essai — Partie 1: Généralités

Gives general instructions ans also specifies the methods to be used for the determination of density at 20 C, the determination of aldehydes and ketones content, the determination of destillation yield, the determination of dry residue after evaporation on the water bath, the determination of bromine number, the measurement of colour and the determination of water content. International Standards ISO 755/1, ISO 755/2 and ISO 755/3 cancels and replace ISO Recommendation R 755-1968, of which they constitute a technical revision. It has also been approved by the International Union of Pure and Applied Chemistry (IUPAC).


Butan-1-ol for industrial use — Methods of test — Part 2: Determination of acidity — Titrimetric method

Butanol-1 à usage industriel — Méthodes d'essai — Partie 2: Détermination de l'acidité — Méthode titrimétrique

The principle consists in titration of the acidity of a test portion with a standard volumetric sodium hydroxide solution, using phenolphthalein as indicator. This document should be read in conjunction with ISO 755/1. International Standards ISO 755/1, ISO755/2 and ISO 755/3 cancel and replace ISO Recommendation R 755-1968, og which they constitute a technical revision. It as also been approved by the International Union of Pure and Applied Chemistry (IUPAC).


Butan-1-ol for industrial use — Methods of test — Part 3: Sulphuric acid colour test

Butanol-1 à usage industriel — Méthodes d'essai — Partie 3: Essai de coloration à l'acide sulfurique

The principle consists in treatment of a test portion with sufphuric acid solution under specified conditions, comparison of the colour developed with that of the same volume of an agreed colour standard. By agreement between the interested parties, the colour developed may be measured in Hazen units (platinum-cobalt scale).


Propan-2-ol for industrial use — Methods of test — Part 1: General

Propanol-2 à usage industriel — Méthodes d'essai — Partie 1: Généralités

Gives general intructions and specifies the methods for the determination of density at 20 °C, for the determination of boiling range, for the determination of dry residue after evaporation on a water bath, for the measurement of colour, for the determination of water content and of aldehydes and ketones content. International Standards ISO 756/1, ISO 756/2 and ISO 756/3 cancel and replace ISO Recommendation R 756-1968 of which they constitute a technical revision.


Propan-2-ol for industrial use — Methods of test — Part 2: Determination of acidity — Titrimetric method

Propanol-2 à usage industriel — Méthodes d'essai — Partie 2: Détermination de l'acidité — Méthode titrimétrique

The principle consists in dilution of a test portion with carbon dioxide-free water, titration of the acidity with standard volumetric sodium hydroxide solution, in the presence of phenolphthalein as indicator. The method is applicable to products having an acidity, expressed as acetic acid, equal to or greater than 0,0006 % (m/m).


Propan-2-ol for industrial use — Methods of test — Part 3: Test for miscibility with water

Propanol-2 à usage industriel — Méthodes d'essai — Partie 3: Essai de miscibilité à l'eau

The procedure consists in addition of water to a test portion, under specified conditions, and followed by examination vertically for any opalescence or turbidity against a black background with side illumination. International Standards ISO 756/1, ISO 756/2 ans ISO 756/3 cancel and replace ISO Recommendation R 756-1968 of which they constitute a technical revision.


Acetone for industrial use — Methods of test — Part 1: General

Acétone à usage industriel — Méthodes d'essai — Partie 1: Généralités

Gives general instruction and specifies the methods for the determination of density at 20 °C, the determination of dry residue after evaporation on a water bath, the measurement of colour, the determination of distillation range and the determination of water content. International Standards ISO 757/1 to ISO 757/5 cancel and replace ISO Recommendation R 757-1968, of which they constitute a technical revision. This document has also been approved by the International Union of Pure and Applied Chemistry (IUPAC).


Acetone for industrial use — Methods of test — Part 2: Determination of acidity to phenolphthalein — Titrimetric method

Acétone à usage industriel — Méthodes d'essai — Partie 2: Détermination de l'acidité à la phénolphtaléine — Méthode titrimétrique

The principle of the method consists in dilution of a test portion with carbon dioxide-free water, titration of the test solution, if acid, with standard volumetric sodium hydroxide solution, using phenolphthalein as indicator. The method is applicable to products having acidities, expressed as acetic acid, equal to or greater than 0,0006 % (m/m). International Standards ISO 757/1 to ISO 757/5 cancel and replace ISO Recommendation R 757-1968, of which they constitute a technical revision. This document has also been approved by the International Union of Pure and Applied Chemistry (IUPAC).


Acetone for industrial use — Methods of test — Part 3: Test for miscibility with water

Acétone à usage industriel — Méthodes d'essai — Partie 3: Essai de miscibilité à l'eau


Acetone for industrial use — Methods of test — Part 4: Determination of permanganate time

Acétone à usage industriel — Méthodes d'essai — Partie 4: Détermination du temps de permanganate

The principle of the procedure consists in addition to a test portion, under specified conditions, of potassium permanganate solution. Determination of the time taken for the colour of this test solution to match that of a cobalt(II) chloride and uranyl nitrate colour standard. This document should be read in conjenction with ISO 757/1.


Acetone for industrial use — Methods of test — Part 5: Control test with Agulhon's reagent

Acétone à usage industriel — Méthodes d'essai — Partie 5: Essai de contrôle au réactif d'Agulhon

This control is intended essentially for the detection of alcoholic impurities in aceton. The principle consists in treatment of a test portion with Agulhon's reagent (potassium dichromate solution added to nitric acid solution) under specified conditions. The presence of certain impurities, in particular alcoholic ones, is indicated by a blue or violett coloration. International Standards ISO 757/1 to ISO 757/5 cancel and replace ISO Recommendation R 757-1968, of which they constitute a technical revision. This document has also been approved by the International Union of Pure and Applied Chemistry (IUPAC).


Liquid chemical products for industrial use — Determination of density at 20 degrees C

Produits chimiques liquides à usage industriel — Détermination de la masse volumique à 20 degrés C

The principle of the specified method of reference consists in the determination of the mass of a volume of the substance at 20 °C which is contained in a pyknometer, and the determination of the capacity of pyknometer by measuring the mass of an adequate volume of water at 20 °C. Calculation of the density by division of the mass of substance by the capacity of pyknometer. - Replaces ISO Recommendation R 758-1968.


Volatile organic liquids for industrial use — Determination of dry residue after evaporation on water bath — General method

Liquides organiques volatils à usage industriel — Détermination du résidu sec après évaporation sur bain d'eau — Méthode générale

The method of test is applicable to products having dry residues after evaporation greater than or equal to 10 mg/kg Ä0.001 % (m/m)Ü. The principle consists in evaporation of a test portion on a water bath, and drying the residue, if any, to a constant mass in an oven at 110 °C 2 K. - Cancels and replaces ISO Recommendation R 759-1968 of which it constitutes a technical revision.


Determination of water — Karl Fischer method (General method)

Dosage de l'eau — Méthode de Karl Fischer (Méthode générale)

Two methods of titration depending on whether the end point is detected visually or electrometrically are specified. The visual method is only applicable to colourless solutions but can be used when no electrometric apparatus is available. The electrometric method, whether by direct titration or back-titration, is the more accurate one and for this reason recommended. The principle of the test consists in reaction of any water present in a test portion with a solution of iodine and sulphur dioxide in a pyridine/methanol mixture (Karl Fischer reagent), previously standardized by titration with an exactly known mass of water.


Acetic anhydride and butan-1-ol for industrial use — Determination of bromine number

Anhydride acétique et butanol-1 à usage industriel — Détermination de l'indice de brome

The principle consists in treatment of a test portion in acid solution with excess standard volumetric potassium bromide-potassium bromate solution, addition of potassium iodide solution and titration of the liberated iodine with a standard volumetric solution of sodium thiosulphate. - Replaces ISO Recommendation R 761-1968.


Fruit and vegetable products — Determination of mineral impurities content

Produits dérivés des fruits et légumes — Détermination de la teneur en impuretés minérales d'origine terreuse

The method consists in separating of organic matter by flotation and of heavy impurities by sedimentation, incineration of the sediment at approximately 600 °C, and weihing of the residue obtained. It cancels and replaces ISO Recommendation R 762-1968, of which it constitutes a technical revision.


Fruit and vegetable products — Determination of ash insoluble in hydrochloric acid

Produits dérivés des fruits et légumes — Détermination des cendres insolubles dans l'acide chlorhydrique

The method serves for the determination of siliceous impurities, together with the silica endogenous to the plant. It cancels and replaces ISO Recommendation R 763-1971, of which it constitutes a technical revision. It consists in incinerating of a test portion at 525 °C, and separating of the mineral matter insoluble in dilute hydrochloric acid solution. The method for the determination of mineral impurities, generally originating from the soil, is described in ISO 762.


"Antimagnetic" watches for general purpose use

Montres "antimagnétiques" pour usage courant


Specifies the minimum requirements and describes the corresponding method of test. It based on the simulation of the accidental exposure of a watch to a macnetic field of 4800 A/m.


Pesticides considered not to require common names

Pesticides considérés comme ne nécessitant pas de nom commun

Gives a list of certain pesticide chemicals with reasonably short and distinctive chemical names or trivial name already known, to which it is deemed unnecessary to assign recommended common names at present. This standard is a trilingual edition (Englisch-French-Russian).


Fibre building boards — Determination of dimensions of test pieces

Panneaux de fibres — Détermination des dimensions des éprouvettes


Fibre building boards — Determination of moisture content

Panneaux de fibres — Détermination de l'humidité


Fibre building boards — Determination of bending strength

Panneaux de fibres — Détermination de la résistance à la flexion

Applies to fibre building boards as defined in ISO 818. The specified method is based on the principle that a specimen supported in two points is loaded in its centre until rupture. The bending strength is calculated from this load, the distance between the supports, and the width and thickness of the specimen.


Fibre building boards — Hard and medium boards — Determination of water absorption and of swelling in thickness after immersion in water

Panneaux de fibres — Panneaux durs et mi-durs — Détermination de l'absorption d'eau et du gonflement en épaisseur après immersion dans l'eau

Covers sheet materials as classified and defined in ISO 818. The specified method includes the calculation of the increase in mass and thickness. Apparatus, sampling and preparation of specimens, and testing are described.


The Standard specifies certain characteristics of the oil. The oil shall be clear and almost colourless to pale yellow, the odour characteristic, recalling cineole. The relative density at 20/20 °C has to ly between 0,906 and 0,925 and the refractive index at 20 °C between 1,4590 and 1,4670. The optical rotation shall range from 0 to + 10 . 1 volume of the oil shall not require more than 5 volumes of 70 % (V/V) ethanol at 20 °C to obtain a clear solution. The minimum of 1,8-cineole content shall be 70 %.


Oil of eucalyptus globulus (Eucalyptus globulus (abill))

Huile essentielle d'eucalyptus globulus (Eucalyptus globulus (abill))


Oilseed residues — Determination of moisture and volatile matter content

Tourteaux de graines oléagineuses — Détermination de la teneur en eau et en matières volatiles

The method consists in drying of a test portion at 103 + 2 C in an oven at atmosphere pressure, until practically constant mass is reached. It applies to residues ( excluding compounded products) obtained by the extraction by pressure or solvent. It cancels and replaces ISO Recommendation R 771-1968.


Liquid flow measurement in open channels — Vocabulary and symbols

Mesurage du débit des liquides dans les canaux découverts — Vocabulaire et symboles


Mesure de débit des liquides dans les canaux découverts — Vocabulaire et symboles


Hydrometric determinations — Vocabulary and symbols

Déterminations hydrométriques — Vocabulaire et symboles

Gives terms, definitions and symbols in the English and French language used in the scope of hydrometric determinations.


Rectangular or square parallel keys and their corresponding keyways (Dimensions in millimetres)

Clavetage par clavettes parallèles carrées ou rectangulaires (Dimensions en millimètres)


Taper keys with or without gib head and their corresponding keyways (Dimensions in millimetres)

Clavetage par clavettes inclinées avec ou sans talon (Dimensions en millimètres)


Bouts d'arbre cylindriques et coniques à conicité 1/10


Cylindrical and 1/10 conical shaft ends — Addendum 1: Checking of the depth of keyways in conical shaft ends

Bouts d'arbre cylindriques et coniques à conicité 1/10 — Additif 1: Contrôle de la profondeur de rainure de clavetage des bouts d'arbre coniques


Pulps — Determination of acid-insoluble ash

Pâtes — Détermination des cendres insolubles dans l'acide

Is applicable to all kinds of pulps. The ash obtained is treated with hydrochloric acid.


Pulps — Determination of calcium content — EDTA titrimetric and flame atomic absorption spectrometric methods

Pâtes — Détermination de la teneur en calcium — Méthode titrimétrique à l'EDTA et méthode par spectrométrie d'absorption atomique de flamme


Pulps — Determination of copper content — Extraction-photometric and flame atomic absorption spectrometric methods

Pâtes — Détermination de la teneur en cuivre — Méthode par extraction et photométrie et méthode par spectrométrie d'absorption atomique de flamme


Pulps — Determination of iron content — 1,10-Phenanthroline photometric and flame atomic absorption spectrometric methods

Pâtes — Détermination de la teneur en fer — Méthode photométrique à la phénanthroline-1,10 et méthode par spectrométrie d'absorption atomique de flamme


Packaging — Pictorial marking for handling of goods

Emballages — Symboles graphiques relatifs à la manutention des marchandises


Mechanical testing of steel at elevated temperatures — Determination of lower yield stress and proof stress and proving test

Essais mécaniques de l'acier à température élevée — Détermination de la limite inférieure d'écoulement et de la limite conventionnelle d'élasticité et méthode de vérification


Metallic materials — Tensile testing at elevated temperature

Matériaux métalliques — Essai de traction à température élevée


Conventional signs to be used in schemes for the installations of sanitary systems in ships

Signes conventionnels à utiliser dans les schémas des installations sanitaires des navires

The symbols given in tables have been classified in the following manner: - General conventional signs, - Pipes and pipe joints, - Valves and supply fittings. The general conventional signs concern symbols representing principal parts.


General methods of test for pigments and extenders — Part 1: Comparison of colour of pigments

Méthodes générales d'essai des pigments et matières de charge — Partie 1: Comparaison de la couleur des pigments

Procedure for comparing the colour of a coloured pigment with that of an agreed sample. The procedures described in this document are acceptable but the method using an automatic muller is the reference method. The binder is not specified. It shall be agreed between the interested parties. If no binder is agreed, linseed oil, complying with the specification in ISO 150, should be used. - Replaces ISO/R 787/1:1968.


General methods of test for pigments and extenders — Part 2: Determination of matter volatile at 105 degrees C

Méthodes générales d'essai des pigments et matières de charge — Partie 2: Détermination des matières volatiles à 105 degrés C

Specifies a method of test for determining the matter volatile at a temperature of 105 °C in a sample. The procedure is only applicable to materials that are stable at 105 °C. For materials that are unstable at this temperature, the test conditions should be agreed between the interested parties. - Replaces ISO/R 787/2:1968.


General methods of test for pigments and extenders — Part 3: Determination of matter soluble in water — Hot extraction method

Méthodes générales d'essai des pigments et des matières de charge — Partie 3: Détermination des matières solubles dans l'eau — Méthode par extraction à chaud


General methods of test for pigments and extenders — Part 4: Determination of acidity or alkalinity of the aqueous extract

Méthodes générales d'essai des pigments et matières de charge — Partie 4: Détermination de l'acidité ou de l'alcalinité de l'extrait aqueux

The principle of the method consists in the hot extraction of the material by following the procedure specified in ISO 787/3, to the stage of obtaining a perfectly clear filtrate. The determination is carried out with indicator solution (method A). If the solution with the methyl red indicator is yellow (alkaline), titrate it with the hydrochloric acid solution to an orange end-point; if the solution with the methyl red indicator is red (acid), titrate it with the sodium or potassium hydroxide solution to an orange end-point. The other method (method B) is the potentiometric determination. Take 100 ml of the test solution, insert the electrodes of the pH measuring device and read the pH value.


General methods of test for pigments and extenders — Part 5: Determination of oil absorption value

Méthodes générales d'essai des pigments et matières de charge — Partie 5: Détermination de la prise d'huile

The oil absorption value is required to be compared with the value determined at the same time on an agreed sample of the product. The principle of the method is based on addition of linseed oil from a burette to the test portion. After each addition, rub the oil into the product until conglomerates are formed. Cease the addition of oil when a paste of smooth consistency has been formed. It should just spread without cracking or crumbling. Read the burette and note the quantity of oil used. The result is expressed in millilitres of oil per 100 g of product or in grams of oil per 100 g of product. - Cancels and replaces Part 5 of ISO/R 787-1968.


General methods of test for pigments and extenders — Part 7: Determination of residue on sieve — Water method — Manual procedure

Méthodes générales d'essai des pigments et matières de charge — Partie 7: Détermination du refus sur tamis — Méthode à l'eau — Méthode manuelle

The principle of the method consists in weighing of a test portion and dispersing in a suitable volume of water. The dispersion is poured through a sieve. Washing of the test portion until the washings passing through the sieve are clear and free of dispersed material. Treatment of the residue on the sieve with water and drying in an oven at 105 °C 2 °C. Allow to cool and weigh to the nearest 1 mg. Alternative procedures for the treatment of residue: Washing of the residue into a previously heated and weighed sintered crucible, into a previously heated and weighed 50 ml beaker or into a previously heated and weighed weighing bottle. - Cancels and replaces ISO Recommendation R 787/7-1968.


General methods of test for pigments and extenders — Part 8: Determination of matter soluble in water — Cold extraction method

Méthodes générales d'essai des pigments et des matières de charge — Partie 8: Détermination des matières solubles dans l'eau — Méthode par extraction à froid


General methods of test for pigments and extenders — Part 9: Determination of pH value of an aqueous suspension

Méthodes générales d'essai des pigments et matières de charge — Partie 9: Détermination du pH d'une suspension aqueuse

The water used shall be freshly distilled water, boiled before use, but for 5 to 10 min only, in order to avoid an increase of its pH value due to alkali dissolved from the glass. Preparation of a suspension of the material under test, stopper the container, shaking, allow to stand any time, removing the stopper and determination, to the nearest 0.1 unit, of the pH value of the suspension. - Cancels and replaces ISO Recommendation R 787/9-1970.


General methods of test for pigments and extenders — Part 10: Determination of density — Pyknometer method

Méthodes générales d'essai des pigments et matières de charge — Partie 10: Détermination de la masse volumique — Méthode utilisant un pycnomètre


Describes common sampling method, expression of results and test report for two methods of density determination using a pyknometer (method A and B) as well as their apparatus and procedure in detail.


General methods of test for pigments and extenders — Part 11: Determination of tamped volume and apparent density after tamping

Méthodes générales d'essai des pigments et matières de charge — Partie 11: Détermination du volume massique apparent et de la masse volumique apparente après tassement

The test is carried out by the following procedure: drying of the sample in the oven at (105 2) °C, passing the dried sample through the sieve and transferring it of the graduated measuring cylinder, but so that no air pockets are formed. Weighing of the cylinder and of the sample. Placing of the cylinder in the tamping volumeter and tamping it in steps of approximately 1250 revolutions until the difference between two successive steps of tamping is less than 2 ml. Calculation of results. - Cancels and replaces ISO Recommendation ISO/R 787/11-1970.


General methods of test for pigments — Part 13: Determination of water-soluble sulphates, chlorides and nitrates

Méthodes générales d'essais des pigments — Partie 13: Détermination des sulfates, chlorures et nitrates solubles dans l'eau

La treizième partie de cette Norme Internationale spécifie une méthode générale d'essai pour la détermination des sulfates, chlorures, et nitrates des pigments solubles dans l'eau.

NOTE - Chaque fois que cette méthode générale est applicable pour un pigment donné, il devra simplement y être fait référence dans la Norme Internationale relative à ce pigment, et toutes les modifications de détail qui peuvent être nécessaires en raison des propriétés spéciales du pigment considéré devront être mentionnées dans une note. Ce n'est que dans le cas où cette méthode générale ne serait pas applicable à un pigment particulier, qu'il deviendrait nécessaire de spécifier une méthode spéciale pour la détermination des sulfates, chlorures et nitrates solubles dans l'eau.


General methods of test for pigments and extenders — Part 13: Determination of water-soluble sulfates, chlorides and nitrates

Méthodes générales d'essai des pigments et matières de charge — Partie 13: Détermination des sulfates, chlorures et nitrates solubles dans l'eau


General methods of test for pigments — Part 14: Determination of resistivity of aqueous extract

Méthodes générales d'essais des pigments — Partie 14: Détermination de la résistivité de l'extrait aqueux


General methods of test for pigments and extenders — Part 14: Determination of resistivity of aqueous extract

Méthodes générales d'essai des pigments et matières de charge — Partie 14: Détermination de la résistivité de l'extrait aqueux


General methods of test for pigments and extenders — Part 15: Comparison of resistance to light of coloured pigments of similar types

Méthodes générales d'essai des pigments et matières de charge — Partie 15: Comparaison de la résistance à la lumière des pigments colorés de types semblables

Describes two methods of exposure. In method A, the material is exposed under glass to natural light. In method B, the material is exposed to direct artificial light. The test sample and the agreed reference pigment are each dispersed in the same agreed binder. The dispersions are applied to a substrate and dried; they are then exposed to natural daylight with protection from rain (method A) or to artificial light (method B) under specified conditions. The resistance to light is assessed by comparing the change in colour of the test sample to that of the agreed reference pigment. Cancels and replaces the first edition ISO 787/15-1973.


General methods of test for pigments and extenders — Part 16: Determination of relative tinting strength (or equivalent colouring value) and colour on reduction of coloured pigments — Visual comparison method

Méthodes générales d'essai des pigments et matières de charge — Partie 16: Détermination du pouvoir colorant relatif (ou valeur de coloration équivalente) et de la couleur dégradée des pigments colorés — Méthode de comparaison visuelle

The complete procedure consists of four parts: determination of the conditions for the preparation of the dispersion of the coloured pigment, and determination of the ratio of the coloured pigment to white pigment; preparation of the dispersion of the coloured pigment under defined conditions on an automatic muller; mixing the dispersions of coloured pigment and white pigment in a known ratio with a white pigment paste; the strength and undertone of the resulting reduction paste are compared with those of a similar paste made under the same conditions from the agreed reference pigment and the same white pigment paste. - This second edition cancels and replaces the first edition ISO 787/16-1973.


General methods of test for pigments — Part 17: Comparison of lightening power of white pigments

Méthodes générales d'essais des pigments — Partie 17: Comparaison du pouvoir éclaircissant des pigments blancs


General methods of test for pigments and extenders — Part 17: Comparison of lightening power of white pigments

Méthodes générales d'essai des pigments et matières de charge — Partie 17: Comparaison du pouvoir éclaircissant des pigments blancs


General methods of test for pigments and extenders — Part 18: Determination of residue on sieve — Mechanical flushing procedure

Méthodes générales d'essai des pigments et matières de charge — Partie 18: Détermination du refus sur tamis — Méthode mécanique avec liquide d'entraînement

The method specified can also be applied to the examination of other powders or granules which are insoluble in water. It is neither applicable to hydrophobic nor pelletized materials. In the test apparatus the material under test, dispersed in water, is brought into centrifugal motion by a system of rotating jets of water. he water flushes the fine particles through the sieve, the coarse particles being retained on the sieve. The residue on the sieve is dried and weighed. - Cancels and replaces ISO 787/18-1973 and constitutes its technical revision.


General methods of test for pigments — Part 19: Determination of water-soluble nitrates (Salicylic acid method)

Méthodes générales d'essais des pigments — Partie 19: Détermination des nitrates solubles dans l'eau (Méthode à l'acide salicylique)

This document specifies a spectrophotometric method. The principle of the method consists in that the nitrate present in the extract of the sample is used to nitrate salicylic acid in sulphuric acid medium. The nitro-compound formed is of an intense yellow colour in alkaline solution and the colour is measured spectrophotometrically at a wavelength of 410 nm. ISO 787/13 specifies a method using Nessler's reagent. The two methods may not necessarily give the same result; work is being carried out to compare the two methods.


General methods of test for pigments — Part 20: Comparison of ease of dispersion (Oscillatory shaking method)

Méthodes générales d'essais des pigments — Partie 20: Comparaison de la facilité de dispersion (Méthode par mouvements oscillatoires)


General methods of test for pigments and extenders — Part 21: Comparison of heat stability of pigments using a stoving medium

Méthodes générales d'essai des pigments et matières de charge — Partie 21: Comparaison de la stabilité à la chaleur des pigments en utilisant un liant au four

The method is intended for comparing the heat stability by specifying the temperatures of heating and the time of heating; it may also be used for determining the heat resistance of a pigment. The comparison of heat stability is carried out against that of an agreed sample.


General methods of test for pigments and extenders — Part 22: Comparison of resistance to bleeding of pigments

Méthodes générales d'essai des pigments et matières de charge — Partie 22: Comparaison de la résistance au saignement des pigments

Specifies a method for comparing the resistance to bleeding with that of an agreed sample. The method has been established because it is essentially a practical test and as such is probably of greater general value than other methods.


General methods of test for pigments and extenders — Part 23: Determination of density (using a centrifuge to remove entrained air)

Méthodes générales d'essai des pigments et matières de charge — Partie 23: Détermination de la masse volumique (en utilisant une centrifugeuse pour chasser l'air entraîné)

Displacement liquids of known density should be selected in which the material to be tested is insoluble, and which has good wetting properties and a low evaporation rate under vacuum. High-boiling aromatic or aliphatic hydrocarbons are suitable. The temperature, t, at which the determination is carried out affects the density of the displacement liquid; each weighing should be made at a constant temperature. The principle consists in weighing into a tared tube a quantity of a dried sample, wetting it with displacement liquid, centrifuging until the occluded air is removed and calculation of the density from the difference of masses.


General methods of test for pigments and extenders — Part 24: Determination of relative tinting strength of coloured pigments and relative scattering power of white pigments — Photometric method

Méthodes générales d'essai des pigments et matières de charge — Partie 24: Détermination du pouvoir colorant relatif des pigments colorés et du pouvoir diffusant relatif des pigments blancs — Méthode photométrique


General methods of test for pigments and extenders — Part 24: Determination of relative tinting strength of coloured pigments and relative scattering power of white pigments — Photometric methods

Méthodes générales d'essai des pigments et matières de charge — Partie 24: Détermination du pouvoir colorant relatif des pigments colorés et du pouvoir diffusant relatif des pigments blancs — Méthodes photométriques

The method specified provide an instrumental alternative to those described in ISO 787/16 and ISO 787/17. Equal masses of a coloured material are separately dispersed in the same mass of the same white pigment paste. The reflectivity of each dispersion is measured photometrically. From the corresponding values of K/S the relative tinting strength is given. For measurement of the relative scattering power equal masses of a white test material and an agreed reference pigment are separately dispersed in the same mass of the same black pigment paste. The reflectivity of each dispersion is measured photometrically at 550 nm. From the corresponding values of K/S the relative scattering power is given.


General methods of test for pigments and extenders — Part 25: Comparison of the colour, in full-shade systems, of white, black and coloured pigments — Colorimetric method

Méthodes générales d'essai des pigments et matières de charge — Partie 25: Comparaison, dans les systèmes monopigmentaires, de la couleur des pigments blancs, noirs et colorés — Méthode colorimétrique

The principle of the method specified is dispersing the test pigment and an agreed reference pigment in a particular test medium (mixture of an alkyd resin and fumed silica), preparing specimens on suitable substrates from the dispersions, measuring the tristimulus values of the specimens as described in ISO 7724-2, calculating the appropriate colour characteristics as described in ISO 7724-3.


Specifies the requirements and corresponding test methods for artificial ultramarine pigments, suitable for use in paints. Replaces ISO Recommendation R 788-1968.


Agricultural tractors — Test procedures — Part 1: Power tests

Tracteurs agricoles — Méthodes d'essai — Partie 1: Essais de puissance


Agricultural tractors — Test procedures — Part 1: Power tests for power take-off

Tracteurs agricoles — Méthodes d'essai — Partie 1: Essais de puissance à la prise de force

This part is the first of a series of eight. Specifies procedure for determining the power available at the power take-off, drawbar and belt pulley on tractors. Contains definitions and permissible measurement tolerances. Annex A includes a specimen test report. The measurement of tyre tread is given in annex B.


Agricultural tractors — Test procedures — Part 2: Hydraulic power and lifting capacity

Tracteurs agricoles — Méthodes d'essai — Partie 2: Puissance hydraulique et capacité de relevage


Agricultural tractors — Test procedures — Part 2: Rear three-point linkage lifting capacity

Tracteurs agricoles — Méthodes d'essai — Partie 2: Capacité de relevage de l'attelage trois points arrière

Specifies test procedures for determining the lifting capacity of rear-mounted three-point linkage systems: a) the maximum vertical force which can be exerted by the hydraulic lift at the lower hitch points throughout their full range of movement; b) the maximum vertical force which can be exerted by the hydraulic lift, at a point 610 mm to the rear of the hitch points on a frame attached to the three-point linkage, throughout its full range of movement; c) optionally, the ability of the lifting system to maintain the load in the lifted position without hydraulic power.


Agricultural tractors — Test procedures — Part 3: Turning and clearance diameters

Tracteurs agricoles — Méthodes d'essai — Partie 3: Diamètres de braquage et de dégagement


Specifies a method of determining the turning and clearance diameters of wheeled agricultural tractors. Applies to wheeled agricultural tractors having at least two axles fitted with pneumatic tyres.


Agricultural tractors — Test procedures — Part 4: Measurement of exhaust smoke

Tracteurs agricoles — Méthodes d'essai — Partie 4: Mesurage de la fumée d'échappement


This second edition cancals and replaces the first edition (1982). This part is the fourth of a series of eight. Specifies a method of measuring the smoke emiited by the engines of tractors operating at a steady speed. Annex A gives characteristics of opacimeters; installation and use of theopacimeter is described in annex B; annex C tabulates reference fuel specifications; annex D includes an specimen test report.


Agricultural tractors — Test procedures — Part 5: Partial power PTO — Non-mechanically transmitted power

Tracteurs agricoles — Méthodes d'essai — Partie 5: Puissance partielle de la prise de force (puissance transmise non mécaniquement)

This part is the fifth of a series of eight. Specifies procedure for determining the power available for power take-off systems on tractors in which power transmission is accomplished by means other than a direct mechanical coupling between the engine and the PTO output shaft. An annex gives a report form for the test.


Agricultural tractors — Test procedures — Part 6: Centre of gravity

Tracteurs agricoles — Méthodes d'essai — Partie 6: Centre de gravité

Specifies a simple, practical method, which requires the use of a weighbrindge and crane. Alternative methods may be used if they locate the centre of gravity with respekt to the specified reference planes and within the specified tolerances. The method is applicable to tractors having at least axles fitted with wheels or tracks. Three figures illustrate the determination in the different coordinates. An annex gives the specimen test report.


Agricultural tractors — Test procedures — Part 7: Axle power determination

Tracteurs agricoles — Méthodes d'essai — Partie 7: Détermination de la puissance aux roues motrices

Gives measurement units and tolerances, and includes general requirements. Annex A (test report) forms an integral part of this standard. Annexes B, C, D (reference fuels) and E are for information only.


Agricultural tractors — Test procedures — Part 8: Engine air cleaner

Tracteurs agricoles — Méthodes d'essai — Partie 8: Filtre à air du moteur

Defines the measurement accuracy. Describes the preparation and test procedure, and the results to be recorded. Annex A (test report) forms an integral part of this standard.


Agricultural tractors — Test procedures — Part 9: Power tests for drawbar

Tracteurs agricoles — Méthodes d'essai — Partie 9: Essais de puissance à la barre d'attelage

Specifies the test procedures for determining the power available at the drawbar on agricultural tractors of the wheeled, track-lying or semi-track-laying type. Gives terms and definitions. The normative annex A shows a specimen test report for drawbar.


Agricultural tractors — Test procedures — Part 9: Power tests for drawbar — Amendment 1

Tracteurs agricoles — Méthodes d'essai — Partie 9: Essais de puissance à la barre d'attelage — Amendement 1

Amends the first paragraph of subclause 6.3.


Agricultural tractors — Test procedures — Part 10: Hydraulic power at tractor/implement interface

Tracteurs agricoles — Méthodes d'essai — Partie 10: Puissance hydraulique disponible à la liaison tracteur/instrument

Describes the test procedure for determining the hydraulic pressures at the tractor/implement interface. Contains a companion test procedure for measuring the maximum hydraulic power available.


Agricultural tractors — Test procedures — Part 11: Steering capability of wheeled tractors

Tracteurs agricoles — Méthodes d'essai — Partie 11: Performances du dispositif de direction des tracteurs à roues

Specifies test procedures for normal and emergency steering modes of an agricultural wheeled tractor having at least two axles fitted with pneumatic tyres. Does not apply to track-type tractors.