Precipitated Calcium Carbonate

Appearance

White odorless powder

Purity ( counted as CaCO₃)        

≥ 97.0 %

Acid Insoluble Matter            

≤ 0.20 %

Settlement bulk               

≥2.6

Loss on Drying               

≤ 1.0 %

PH (10% suspension)                                   

8.0-10.5

whiteness        

≥90.0

Residue (325mesh)       

≤ 0.5 %

Manganese           

≤0.008%

Free alkalinity

≤0.1

Heavy metal

≤0.002%