Ansun Bioengineering Co., Ltd
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Payment Terms: | T/T,L/C |
Place of Origin: | Ningxia, China (Mainland) |
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Specification
Item | Limit |
Specific rotation[α]20°D | +23.0to +25.0° +29.3to +31.9° |
State ofsolution(Transmittance) | Clearand colorless; Notless than 98.0% |
Ammonium(NH4) | Notmore than 0.02% |
Sulfate(SO4) | Notmore than 0.02% |
Iron(Fe) | Notmore than 10ppm |
Heavy metals (Pb) | Notmore than 10ppm |
Arsenic (As2O3) | Notmore than 1ppm |
Other amino acids | Chromatographicallynot detectable |
Loss on drying | Notmore than 0.2% |
Residue on ignition(Sulfated) | Notmore than 0.1% |
Assay | 99.0to 101.0% |
pH | 5.0to 6.0 |
Pyrogen | Nonpyrogenic |