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
表面活性剂 乙醇用作洗涤剂配方的原料 甲醇含量的测定(甲醇含量在体积的0.10%和1.50%之间) 视觉比色法