| CAS No.: | 52-90-4 |
|---|---|
| Formula: | C3h7no2s |
| EINECS: | 200-158-2 |
| Environmental Protection: | Yes |
| Color: | White Crystals or Crystalline Powder |
| Classification: | Amino Acid |
| Samples: |
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| Customization: |
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Product Name:L-cysteine
Specification: 98.5~101.0%
Appearance: A white crystalline powder
| PRODUCT SPECIFICATIONS | ||
| Product Name: | L-cysteine | |
| Cas number: | 52-90-4 | |
| Molecular formula | C3H7NO2S | |
| ANALYSIS ITEMS | SPECIFICATION | TEST METHOD |
| Appearance | White crystals or crystalline powder | |
| Identification | Infrared absorption spectum | |
| Assay | 98.5~101.0% | |
| Optical rotation[α]D25° | +8.3°~+9.5° | |
| PH | 4.5-5.5 | |
| State of solution | ≥95.0% | |
| Chloride(Cl) | ≤0.10% | |
| Sulphate (SO4) | ≤ 0.03% | |
| Ammonium (NH4) | ≤0.02% | |
| Loss on drying | ≤ 0.5% | |
| Residue on ignition | ≤ 0.1% | |
| Arsenic | ≤ 1.0 mg/kg | |
| Iron (Fe) | ≤ 10.0 mg/kg | |
| Heavy metal | ≤ 10.0 mg/kg | |
| Packing | Pack in paper-drums and two plastic-bags inside N.W. 25 kgs I.D.35xH51cm. | |
| Storage | Store in a well-closed container away from moisture, light, oxygen. | |
| Shelf Life | 24 months under the conditions above and in its original packaging | |
1. L-Cysteine has effective detoxification.
2. L-Cysteine can effectively prevent and treat radiation injury.
3. L-Cysteine can remove the skin melanin itself, change the nature of the skin itself.
4. L-Cysteine can improve the symptoms of inflammation and skin allergies.
5. L-Cysteine on horny skin disease is also effective hypertrophy.
6. L-Cysteine has a function to prevent biological aging.
7. Cysteine is a kind of natural amino acid, has many uses in food processing, it is mainly used for baking products, as a necessary component of dough improver
8. Cysteine is a kind of reductant, it can promote the formation of gluten, reduce the time needed for mixing and the energy required for medicinal.
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