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ITEMS | STANDARD | Results |
Appearance | White or colorless crystal | Passed |
Assay | 99.00%min | 99.43% |
state of solution (transmittance) | Clear and colorless not less than 98.0% | 98.2% |
Specific Rotation | +24.8 – 25.3 | 25.1 |
PH (5% Solution) | 6.7 – 7.2 | 7.0 |
Chloride | 0.1% | 0.05% |
Loss on drying | <0.5% | 0.1% |
Arsenic (As2SO3) | 0.5ppm | 0.3ppm |
Iron (Fe) | Not more than 30PPM | Not more than 30PPM |
Heavy metals (as Pb ) | 10ppm | 0.1ppm |
Cadmium | 0.5ppm max | None |
Mercury | 0.5ppm max | None |
Ammonium(NH4) | Not more than0.02% | Not more than 0.02% |
Other amino acids | Conforms | Conforms |
Microphyte | Not more than 15000/G | 1500 |
Coliform | Not more than 40/100G | 25 |
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