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L-半胱氨酸酸盐一水CAS : 7048-04-6
L-半胱氨酸酸盐一水CAS : 7048-04-6
货号:zk4492
英文名 :L-Cysteine hydrochloride monohydrate
级别: USP Grade
储存 :常温(18-25℃)
分子量: 175.63
规格:100G 500G
| 物性(P) | 白色结晶或结晶性粉末。溶于水。 |
| Assay | 98.5%~101.5% |
| Specific rotation | +5.7° ~ +6.8° |
| Iron | ≤30 ppm |
| Loss on drying | 8.0%~12.0% |
| Residue on ignition | ≤0.4% |
| Individual impurity | ≤0.5% |
| Total impurities | ≤2.0% |
| Sulfate | ≤0.03% |