... .Moisture content: < 12% 3. PH Value: 7-10 of 5% Cosmetic Grade of Montmorillonite1.Appearance: white powder, non-toxic, odorless, non-combustible, ... gel form into net structure in the swelling process of water and the solid material well distributed in the ... to replace of CMC to composite gum, it needs to be completely dispersed in order to reach its ultimate result. Cosmetic Grade of Montmorillonite