Item
Purity(BaSO4)
≥98.00%
2
Whiteness
≥94%
3
Fe
≤0.004%
4
Moisture
≤0.3%
5
Quantitiy of Oil Absorption
10-30
6
PH
6-9
7
Water Soluble Matter
8
Average Particle Size (D50)
0.4-1.0μm
9
Through 325 mesh
≤0.20%