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BS 1715-2.2:1989

Current

Current

The latest, up-to-date edition.

Analysis of soaps. Quantitative test methods Method for determination of total free alkali content

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

31-07-1989

Titrimetric determination. Not applicable to compounded products, or to coloured soaps if the colour interferes.

This International Standard specifies a method for the determination of the total free alkali content of commercial soaps, excluding compounded products1).

The method is not applicable if the soap contains additives (alkali silicates, etc.) 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.

Committee
CII/34
DevelopmentNote
Supersedes BS 1715(1963) (07/2004) Supersedes 88/53279 DC. Also numbered as ISO 684. (06/2005)
DocumentType
Standard
Pages
10
PublisherName
British Standards Institution
Status
Current
Supersedes

BS 1545:1990 Specification for liquid toilet soap
BS 1913:1990 Specification for soft soap
BS 1911:1990 Specification for hard soap
BS 1912:1990 Specification for soap flakes
BS 1914:1990 Specification for toilet soap
BS 4405:1990 Specification for liquid soap
BS 1715-2.1:1989 Analysis of soaps. Quantitative test methods Method for determination of total alkali content and total fatty matter content
BS 1715-2.5:1989 Analysis of soaps. Quantitative test methods Method for determination of unsaponifiable, unsaponified, and unsaponified saponifiable matter contents

BS 3978:1966 Specification for water for laboratory use
BS 1715-2.1:1989 Analysis of soaps. Quantitative test methods Method for determination of total alkali content and total fatty matter content

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