Precipitate barium sulphate 1.white powder 2.odorless 3.weather fastness 4.relative density 4.5 Usage: it can be widely used in filling for coating,ink,paper,plastic, rubber storage battery product. Packing: 25kg/woven plastic bag Item Superior product barium sulfate content % ≥ 98 Volatile matter(105°C) % ≤ 0.3 Water-insoluble content%≤ 0.3 Fe content %≤ 0.004 whiteness % ≥ 94 oil absorption g/100g 10-30 PH(100g/Lsuspension) 6.5-9.0 Fineness (43umresidue on sieve) %≤0.2 10um%≥ 80 5um%≥ 60 2um%≥ 25
it can be widely used in filling for coating,ink,paper,plastic, rubber storage battery product.

CAS NO：7727-43-7;13462-86-7

EC NO：231-784-4

分子式：BaSO₄

分子量：233.3907

别 名：;C.I.颜料白21;沉淀硫酸钡;重晶石;硫酸钡干混悬剂;

结构式：