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：
