Super Fine Barium Sulfate Powder

Features:
1) Average particle size: 1±0.2um
2) Moisture: 0.2% (max.)
3) #400 sieve reside: 0.008% (max.)
4) Whiteness: 95 (min.)
5) Oil absorption: 14-17%
6) Soluble in water: 0.2% (max.)
7) pH value: 7.5 - 9.5
8) BaSO₄ purity: 97% (min.)
9) HCL insoluble matter: 97% (min.)
10) True specific gravity: 4.3g/cm³