Calcium carbonate ≥98.0%, heavy powder USP

Supplier: SPECTRUM CHEMICAL MFG CORP

Synonyms: Marble

CA131-12KG CA131-500GM CA131-50KGBL CA131-2.5KG CA131-25KGBL
89078-658EA 1009.6 USD
89078-658 95032-224 89078-660 95032-222 75810-898
Calcium carbonate ≥98.0%, heavy powder USP
Calcium carbonate

Calcium Carbonate, Heavy Powder, USP is used as a pharmaceutical excipient solid dosage diluent. 


All Spectrum Chemical USP products are manufactured, packaged and stored under current Good Manufacturing Practices (cGMP) per 21CFR part 211 in FDA registered and inspected facilities.

Formula: CaCO₃
MW: 100.09 g/mol
Melting Pt: 825
Storage Temperature: Ambient
MDL Number: MFCD00010906
CAS Number: 471-34-1
Merck Index: 13,01658

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Specification Test Results

Assay (Dried Basis) 98.0 - 100.5 %
Loss On Drying max. 2.0 %
Acid-Insoluble Substances max. 0.2 %
Fluoride max. 0.005 %
Arsenic (As) max. 3 ppm


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