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            Current location:Products
            products center
            Items Standard (United States Pharmacopoeia)
            Appearance White crystal without black dots and with good fluidity
            Bulk Density NLT 0.45g/ml
            Assay 97.5-102.5%
            Specific rotation +38.9°—+42.9°
            PH 6.0-7.5
            Loss on dry NMT 0.5%
            Residue on ignition NMT 0.1%
            Chloride NMT 0.2%
            Melting point 196°-205°
            Heavy Metals NMT 10PPM
            Iron NMT 10PPM
            Lead NMT 0.5PPM
            Arsenic NMT 0.5PPM
            Mercury NMT 0.5PPM
            Organic volatile impurities Meet the requirements
            Total Bacteria Count NMT 1000Cfu/g
            Yeast & Molds NMT 100Cfu/g
            Salmonella Negative
            E.Coil Negative
            Staphylococcus Aureus Negative