英文品名 | L-TRYPTOPHAN |
CAS 号: | 73-22-3 |
分子式: | C11H12N2O2 |
分子量: | 204.2 |
级别: | USP Grade |
储运条件: | +4 to +30 |
产品介绍: | Specification Appearance     White Crystals or Crystalline Powder Identification     PASS Assay     98.5 - 101.5% Specific Optical Rotation     -29.4° ~ -32.8° Loss on Drying     ≤ 0.3% Residue on Ignition     ≤ 0.1% Chloride     ≤ 0.05% Sulfate     ≤ 0.03% Iron     ≤ 0.003% pH     5.5 - 7.0 Heavy Metals (as Pb)     ≤ 0.0015% |
