1, Basic Information of Sodium Lauryl Ether Sulfate (SLES 70%) CAS:68585-34-2 MF:C12H26Na2O5S MW:328.38 EINECS:500-223-8 HS code:340211 Function: Anionic Surfactant Chemical Description: Sodium C12-14 ether sulfate + 2 EO Appearance: Colorless to pale yellow paste