WHITENESS:
Grade A >95%
Grade B >93%
Grade C >91%
CHEMICAL ANALYSIS PHYSICAL PROPERTIES
CaCO3 â?¥98.5% Size 10-40 cm
MgO â?¤0.16% PH 8.0-9.0
Fe2O3 â?¤0.01% Moisture â?¤0.2%
Al2O3 â?¤0.04% Specific Gravity 2.7g/cm3
SiO2 â?¤0.01% Hardness 3 Moh
Na2O â?¤0.16% Ignition Loss â?¤43.08%
