Analysis of surface active agents (raw materials). Sodium alkylbenzenesulphonates-Method for determination of mean relative molecular mass
表面活性剂(原材料)分析 烷基苯磺酸钠 平均相对分子质量的测定方法
Desulphonation in phosphoric acid, extraction with light petroleum and determination by gas-liquid chromatography. Applicable only to straight-chain sodium alkylbenzenesulphonates.Cross References:BS 3762:Part 1BS 3978