DIN EN ISO 2871-1:2010 表面活性剂.洗涤剂.阳离子活性物含量测定.第1部分:高分子质量阳离子活性物(ISO 2871-1-2010).德文版本EN ISO 2871-1-2010
Surface active agents - Detergents - Determination of cationic-active matter content - Part 1: High-molecular-mass cationic-active matter (ISO 2871-1:2010); German version EN ISO 2871-1:2010