Pharmaceutical grade amino acids L-Cysteine Hydrochloride Monohydrate USP27
| CAS No.: 7048-04-6 | MF: C3H8ClNO2S.H2O | EINECS No.: 200-157-7 |
| Place of Origin: Hubei China (Mainland) | Type: Anesthetic Agents, Antibiotic and Antimic... | Grade Standard: Cosmetic Grade, Feed Grade, Foo... |
| Usage: Animal Pharmaceuticals | Brand Name: Soleado | Purity: 99.4% |
| Packaging Detail: | 25kg/drum |
| Delivery Detail: | 7days |
1.Assay:99.4%
2.Synonyms:Cysteine,hydrochloride, monohydrate, L- (8CI)
3.CAS NO:7048-04-6
Item | Specification(USP27) | Result |
Description | White crystals or crystalline Powder. Strongly acid taste.,Very soluble in water. | conforms |
Identification | Compare the infrared absorption spectrum of the sample with that of the standard by potassium bromide disc method. | conforms |
Specific rotation [α]25D | +5.7to+6.8° | +5.8° |
Sulfate(SO4) | Not more than 0.03% | Not more than 0.01% |
Iron(Fe) | Not more than 0.003% | Not more than 0.003% |
Heavy metals(Pb) | Not more than 0.0015% | Not more than 0.0010% |
Loss on drying | 8.0to12.0% | 11.5% |
Residue on ignition(sulfated) | Not more than 0.4% | 0.1% |
O.V.I. | Meets the requirements | Meets the requirements |
Assay | 98.5to101.5% | 99.4% |
Chromatographic purity | Not more than 0.5% of any individual impurity is found Not more than 2.0%of total impurities is found | Match |