Whiteness

≥98%

99%

Moisture

≤0.25%

0.2%

Bulk Density

2.7g/cm³

2.7g/cm³

Oil absorption

≥23g/100g CaCo3

23g/100g CaCo3

Ignition loss

≤43.08%

41%

D50

2.0±0.3um

1.9um