BS 1715 discusses the analysis of soaps. BS 1715-2.5 belongs to the BS 1715 multi-series and discusses quantitative test methods.
BS 1715-2.5 specifies a method for the determination of the contents of unsaponifiable, unsaponified and unsaponified saponifiable matter in commercial soaps, excluding compound products.
BS 1715-2.5 on unsaponified saponifiable matter in commercial soaps is useful for:
The unsaponifiable matter content is the quantity, expressed as a percentage (m/m), of matter soluble in hexane, other than the free fatty acids which are not saponified under the conditions of the present method.
BS 1715-2.5 guides you with the method for determining the contents of unsaponifiable, unsaponified and unsaponified saponifiable matter in commercial soaps. BS 1715-2.5 provides you with the reagent, apparatus and sampling required for the test method. BS 1715-2.5 guides you with the procedure for the test and expression of results. BS 1715-2.5 helps you in improving the quality of commercial soaps.