Determination of anionic surfactants in water by measurement of the methylene blue active substances (MBAS) by measurement of the methylene blue active substances (MBAS) index (ISO 7875-1:1984, modified)
水质;通过测量亚甲蓝指数MBAS测定阴离子表面活性剂(ISO 7875-1-1984 修改);德文版EN 903:1993