Analysis of surface active agents (raw materials). Ethoxylated alcohol and alkylphenol sulphates-Method for determination of total active matter content
表面活性剂(原材料)分析 乙氧基化醇和烷基酚硫酸盐 总活性物质含量的测定方法
Boiling under reflux with ethanol, filtration, evaporation of the filtrate and weighing of the residue. Correction by determining any sodium chloride present by titration with silver nitrate solution.Cross References:BS 3762:Part 1BS 3978