Detailed Description
Chemical Name:Calcium Carbonate
M. F. : CaCO3
M. W. : 100.09
Quality standard:USP
Name of index |
USP |
ASSAY(CaCO3) Dry basis, % |
98.0-100.5 |
Acid Insoluble substances, % |
≤0.2 |
Magnesium and alkali salts, % |
≤1.0 |
Iron, % |
≤0.003 |
Fluoride , % |
≤0.005 |
Loss on drying , % |
≤2.0 |
Barium,% |
≤0.03 |
Lead , % |
≤0.0003 |
Arsenic , % |
≤0.0003 |
Mercury,% |
≤0.0001 |
Heavy metals,% |
≤0.002 |
Organic Volatile Impurities |
Meets the requirement |

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