... , battery charge, plastic and copper printing industries and so on. Barium sulphate(BaSO4) E10A, specification: density:4.35-4.45, DV50 ... .8-1.0um, oil absorption:13%,PH:8-9, BaSO4:99%, Fe2O3:0.04%, CaO:0.15%, Al2O3:0.01%, heavy ... paper plastic bags.For more information, please contact with us. barium sulphate