| Appearance | White Powder |
| CAS No | 813-94-5 |
| FM | C12H10Ca3O14 |
| Molar Mass | 498.43 |
| Grade | Food Grade,USP Grade |
| Purity | 97.5%-100.5% |
| HS Code | 2918150000 |
Calcium citrate anhydrous is also named tricalcium citrate anhydrous.It is a tribasic salt of citric acid.It is manufactured from tricalcium citrate tetrahydrate.Water molecules of the tetrahydrate crystals are removed by a patented process without destroying the original crystal as colorless crystaler. It is insoluble in water and practically soluble in acid.
Item | USP35 |
Identification | A. It gives the reaction of citrates .B. It gives the reaction of calcium |
Assay | 97.5%-100.5% |
Impurities | conform |
Arsenic | NMT 3 ppm |
Heavy metals | NMT 20 ppm |
Lead | NMT 10 ppm |
Limit of acid-insoluble substances | NMT 10mg |
loss on drying | 10.0%-13.3%( 150℃, 4 h) |
Stroge | In an airtight container. |
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