397895426375_mp4_264_hd_unlimit_taobao
2 year ago
Items |
Specification |
Appearance |
white or almost white crystalline |
Identification |
Infrared absorption |
Specific Rotation[a]D25° |
+12.6°~ +14.0° |
State of Solution |
≥ 95% |
PH |
7.0~8.5 |
Loss on drying |
≤0.2% |
Residue on ignition |
≤0.4% |
Chloride |
≤0.05% |
Sulfate |
≤0.03% |
Iron |
≤0.003% |
Heavy Metals |
≤0.0015% |
Organic volatile impurities |
Meets the requirements |
Chromatographic purity |
Meets the requirements |
Assay |
98.5%~101.5% |
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