BS 1715-2.5:1989 Analysis of soaps. Quantitative test methods. Method for determination of unsaponifiable, unsaponified, and unsaponified saponifiable matter contents
Titrimetric/gravimetric method. Not applicable to compounded products, including soaps enriched with sterols or long-chain alcohols and soaps containing perfume.
BS 1715-2.5:1989 history
1989BS 1715-2.5:1989 Analysis of soaps. Quantitative test methods. Method for determination of unsaponifiable, unsaponified, and unsaponified saponifiable matter contents