Sodium Lauryl Ether Sulphate Liquid 28%(2 MOLE) (Natural Based) Appearance Colourless to Pale Yellow Active Matter % 28 min. pH (1% Aqueous Solution) 6.5 - 8.5 Sodium Sulphate % 1.0 Max Sodium Chloride % 0.5 Max Un-Sulfated Matter % 1.0 Max 1- 4 Dioxane ppm 30 Max