Items: Specification Limits SLES/70 Appearance(25C): White or Light Yellow Viscous Paste Odor: No Strange Odors Active Matter Content(%): 68-72 Free oil(%): Max 3.5 Sodium Sulfate(%): Max 1.5 PH Value(25C,2%sol): 7.0-9.5 Color (Klett, 5%Am.aq.sol): Max 20 220kg/drum, 17.6/20'FCL.