Technical Parameter: Name & Model Specification Item Parameter SN-4912SN-1212SN-1300HCaCO3 content (Dry basis) % ≥ 979798PH10% Soliquit 8-108-108-10105 Volatile,% ≤ 0.30.30.5Insoluble substance in hydrochloric acid % ≤ 0.50.50.5Bulk density,g/cm3 ≤ 0.800.900.86Specific Surface, m2/g ≤ 2.42.22.3Top Cut(D98), μm ≤ 5126Average Grain(D50),μm 1.301.81.5Fe,% ≤ 0.100.100.10Mn,% ≤ 0.0060.0060.006Residues 45μm % ≤ 000Whiteness(R457),% ≥ 979797Absorption oil Number (DOP) ml/100g ≤ 423655Activation,% ≥ 9595----Appearance: POWDERPOWDERPOWDER