GSO ISO 685:1994
Analysis of Soaps determination of total alkali content and total fally matter content.

Standard No.

GSO ISO 685:1994

Release Date

1994

Published By

GSO

Latest

GSO ISO 685:1994

Scope

This standard specifies a method for the determination of the total free alkali content of commercial soaps, excluding compounded products. 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.

GSO ISO 685:1994 history

• 1994 GSO ISO 685:1994 Analysis of Soaps determination of total alkali content and total fally matter content.