Download or read book GB T 13173 2021 Translated English of Chinese Standard GBT13173 2021 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-03-06 with total page 81 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard describes the test methods for indexes of surface active agents and detergents, such as sample reduction, particle size, total phosphorus oxide content, total active substance content, non-ionic surface active agent content, various phosphate content, toluenesulfonate content, foaming power, chelating agent (EDTA) content, apparent density, whiteness, moisture and volatile matter content, active oxygen content, 4A zeolite content, alkylphenol ethoxylates content, effective chlorine content, free alkali content, dry sodium soap content, stability at high and low temperature, odour, colour and appearance, etc.