This standard BS 1715:1963 Methods of analysis of soaps and soap powders is classified in these ICS categories:
71.100.40 Surface active agents
Total fatty matter, alkali combined as soap, total alkali, titre, matter insoluble in ethanol, matter insoluble in water, free alkali, free fatty acids, unsaponifiable matter and unsaponified fat, chlorides, silica, phosphate, per-salts, rosin, glycerol, loss on drying at 100°C to 105°C, water. Sampling, preparation of samples.