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BSI - BS 1911

Specification for Hard Soap

active, Most Current
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Organization: BSI
Publication Date: 31 October 1990
Status: active
Page Count: 8
ICS Code (Surface active agents): 71.100.40
scope:

Limits for total fatty matter, unsaponified saponifiable matter, ethanol-insoluble matter, total free alkali, free caustic alkali and chloride contents.

Document History

BS 1911
October 31, 1990
Specification for Hard Soap
Limits for total fatty matter, unsaponified saponifiable matter, ethanol-insoluble matter, total free alkali, free caustic alkali and chloride contents.
BS 1911
July 31, 1985
Specification for Hard Soap
Limits for total fatty matter, rosin acids, total free fat, matter insoluble in ethanol, free caustic alkali, total free alkali and chloride contents. Refers to methods in BS 1715.
BS 1911
July 25, 1966
Specification for Hard Soap
Limits for total fatty matter, rosin acids, total free fat, matter insoluble in ethanol, free caustic alkali, total free alkali and chloride.

References

This document references:
BS 1715-1 - Analysis of soaps - Part 1: General introduction, sampling, and test for presence of synthetic anionic-active surface active agents
Published by BSI on January 31, 1991
Structure of BS 1715, methods of sample preparation and a quantitative test.
This document references:
BS 1715-2.11 - Analysis of Soaps Part 2: Quantitative Test Methods Section 2.11: Method for Determination of Ethanol-Insoluble Matter Content
Published by BSI on July 31, 1989
Dissolution in ethanol, filtration and weighing of the residue. Not applicable to compounded products.
This document references:
BS 1715-2.2 - Analysis of Soaps Part 2: Quantitative Test Methods Section 2.2: Method for Determination of Total Free Alkali Content
Published by BSI on July 31, 1989
Titrimetric determination. Not applicable to compounded products, or to coloured soaps if the colour interferes.
This document references:
BS 1715-2.3 - Analysis of Soaps Part 2: Quantitative Test Methods Section 2.3: Methods for Determination of Free Caustic Alkali Content
Published by BSI on July 31, 1989
Titrimetric methods.
This document is referenced by:
BS 2797 - Specification for Leathers for Gas Meter Diaphragms
Published by BSI on July 30, 1976
Two types - E.1. sheepskin leather and split hide leather. Requirements, methods
This document is referenced by:
BS 1545 - Specification for Liquid toilet soap
Published by BSI on October 31, 1990
Limits for total fatty matter and total free alkali content.
This document is referenced by:
BS 1912 - Specification for Soap Flakes
Published by BSI on October 31, 1990
Limits for total fatty matter, unsaponified saponifiable matter, total free alkali, free caustic alkali, chloride and ethanol-insoluble matter contents, and average thickness.
This document is referenced by:
BS 1913 - Specification for Soft Soap
Published by BSI on October 31, 1990
Limits for total fatty matter, total free alkali and free caustic alkali contents, for two types of soap.
This document is referenced by:
BS 4405 - Specification for Liquid soap
Published by BSI on October 31, 1990
Limits for total fatty matter and total free alkali contents.
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