|
Average particle size
|
0.1µm
|
|
400 mesh Reside
|
0
|
|
Whiteness
|
94min
|
|
Oil Absorption
|
14-17%
|
|
Moisture
|
0. 15%max
|
|
Soluble in water
|
0. 15%max
|
|
PH Value
|
7.5-9.0
|
|
BaSO4 Purity
|
98%min
|
|
Sulfide
|
0.001%
|
|
Total Iron
|
0.0003％
|
|
True Specific Gravity
|
4.3G/cm3
|
