1.Barium Sulfate 2.98% min 3.white powder 4.25, 50 kg ... gravity, 4.36, is the highest of the non-metallic minerals. It is chemically inert and insoluble in water, alcohol, or many ... , glass, cosmetic, medicament and other industries, using as materials for reinforcement, thixotrope, thickening, rheology control, filling, anti-blocking, abrasive, and so on. Barium Sulfate