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BS 6829-1.6:1991

Current

Current

The latest, up-to-date edition.

Analysis of surface active agents (raw materials). General methods Method for determination of solubility in water

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

31-10-1991

NO CONTENTS SECTION

Applicable to pure anionic surface active agents.

This International Standard specifies a method of establishing the curve representing the solubility of an anionic surface active agent in water as a function of temperature, and, consequently, of allowing evaluation of its solubility at a given temperature.

The method is applicable both to pure surface active agents and to technical products or formulations of liquid anionic surface active agents, provided that the solutions of these products are optically clear and are not very strongly coloured.

NOTE The determination of solubility may be carried out without restriction in the temperature range from 0 to 90 °C; at temperatures lower than 0 °C, the determination is possible provided that the solution does not freeze.

The solubility curve obtained in the case of pure products may possibly allow the Krafft temperature to be determined.

Committee
CII/34
DevelopmentNote
Also numbered as ISO 6839. Supersedes 91/52314 DC. (09/2005) Reviewed and confirmed by BSI, June 2013. (05/2013)
DocumentType
Standard
Pages
10
PublisherName
British Standards Institution
Status
Current
Supersedes

BS 2474:1983 Recommendations for names for chemicals used in industry
BS 3762-1:1983 Analysis of formulated detergents Methods of sample division
BS 5704:1979 Method for specifying the performance of digital electronic d.c. voltmeters and d.c. electronic analogue-to-digital convertors

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