| 英文品名 | L-HISTIDINE |
| CAS 号： | 71-00-1 |
| 分子式: | C6H9N3O2 |
| 分子量: | 155.2 |
| 级别： | USP Grade |
| 储运条件： | +4 to +30 |
| 产品介绍： | Specification Appearance White Crystals or Crystalline Powder Assay 98.5 - 101.5% Specific Optical Rotation +12.6° ~ +14.0° Loss on Drying ≤ 0.2% Residue on Ignition ≤ 0.4% Chloride ≤ 0.05% Sulfate ≤ 0.03% Iron ≤ 0.003% pH 7.0 - 8.5 Heavy Metals (Pb) ≤ 0.0015% Chromatographic Purity PASS |
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