UNE 55818:1985 表面活性剂 在洗涤剂配方中用作原料的乙醇 甲醇含量的测定(甲醇含量在 0.10 和 1.50% 之间) 视觉比色法
SURFACE ACTIVE AGENTS. ETHANOL TO BE USED AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF METHANOL CONTENT (METHANOL CONTENTS BETWEEN 0,10 AND 1,50% IN VOLUME). VISUAL COLORIMETRIC METHOD