CAS No. 68585-34-2 Sodium Lauryl Ether Sulfate 70% (SLES 70%) is a kind of anionic surfactant with excellent performance. It has good cleaning, emulsifying, wetting and foaming properties. It is soluble in water easily, compatible with many surfactants, and stable in hard water. It is biodegradable with low irritation to skin and eye. Detailed Images Items Value Active Matter % 70�±2.0 Unsulphated matter(ref. 100% active matter) 2.5 max Sodium Sulphate(ref. 100% active matter) 1.5 max pH-value(1% SLES solution) 7.0 ~ 9.5 Color (5% Am) Klett 10 max