MES is a kind of high efficient surfactants, good solubility, biodegradation ItemsSpecifications85%80%28%SuperiorCompliesSuperiorCompliesCompliesAppearanceYellow or light-yellow schistose or powderYellow or brown liquid or pasteAssay85%min85%min80%min80%min28%minSodium salt5.0max8.0max5.0max8.0maxPH(25°C,1% sol)888810Color, Hazen(25°C,5% sol)100200100200 Fatty Acid Methyl Ester Sulfonic Acid ( ...