1.1 This Tanzania Standard prescribes the methods of sampling of soaps and the test procedures for the deter-mination of moisture and volatile matter, matter insoluble in alcohol, free caustic alkali or free fatty acid, matter insoluble in water,total alkalinity of matter insoluble in alcohol (alkaline salts), combined alkali and total anhydrous soap, clorides, unsaponified and unsaponifiable matter, rosin, total fatty matter, titre of total fatty acids, iodine value (Wijs), alkaline silicates, borax, phosphates, sulphates, glycerol, sugars, starch, combined sodium and potassium oxides, carbolic and cresylic acids carbonates total free alkali and total free fat
1.2 Test methods, neither prescribed in this standard nor specified in any other for an individual material, are subject to agreement between the purchaser and the supplier
1.3 Should there be any discrepancy between the requirements of this standard and the one for an individual material, the latter shall prevail.
TZS 35-1979 history
1979TZS 35-1979 Tanzania Standard Soaps — Sampling and test methods