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Item | standard (USP) |
Properties | white Crystalline powder |
Specific optical rotation | +52°—+54° |
pH | 3.00—4.50 |
Iron ion | ≤10PPM |
Heavy Metals | ≤10PPM |
Loss on Drying | ≤1.00% |
Assay | 98.0%-102.0%(as dry) |
Residue on Ignition | 23.5—25.0% |
Chloride | ≤14.00% |
sulfate | 16.3%-17.3% |
Organic volatile impurities | meets the requirements |
Microbiological Test Total plate count Yeast&mold Salmonella E.Coli | MAX 500/gMAX 100/gnegative negative |
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