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ISO 4318:1989

Surface active agents and soaps -- Determination of water content -- Azeotropic distillation method
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ISO 4318:1989

Surface active agents and soaps -- Determination of water content -- Azeotropic distillation method

PUBLISH DATE 1989
ISO 4318:1989

The water in a test portion is removed by azeotropic destillation with boiling xylene or petroleum. The volume of the water collected is measured. The method is applicable to products in the form of powders having water contents greater than 5 % (m/m), and in the form of pastes ans solutions. It is not applicable to samples containing water-soluble volatile compounds, for example ethanol.

SDO ISO: International Organization for Standardization
Document Number ISO 4318
Publication Date July 15, 1989
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO TC 91
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