Items | Standard | Analysis data |
Appearance | White crystalline powder | Conforms |
Melting Point(ºC) | 180.0 to 182.0ºC | 180.5℃ |
Transmittance | Not less than 98.0% | 98.9% |
Chloride(C1) | Not more than0.02% | 0.012% |
Ammonium(NH4) | Not more than0.02% | Conforms |
Sulfate(SO4) | Not more than 0.02% | 0.008% |
Heavy metals(Pb) | Not more than 10ppm | Conforms |
Iron(Fe) | Not more than 10ppm | 7ppm |
Arsenic(As2O3) | Not more than 1ppm | Conforms |
Loss on drying | Not more than 0.50% | 0.07% |
Residue on ignition | Not more than0.1% | Conforms |
Assay | 98.0-101.0% | 99.0% |
Conclusion | The product conforms to thestandard, the method of test consult AJI92. | |
氨基酸，手性氨基酸，保护氨基酸，医药中间体
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