| Certification: | RoHS, BRC, ISO, FDA, HACCP |
|---|---|
| Assay Method: | HPLC |
| Application Form: | Injection, Lotion, Suppository, Paste, Tablet, Capsule |
| Application: | Food, Health Care Products, Medicine |
| State: | Powder |
| Extract Source: | Bark |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier | Product Name | L-Cysteine | Cas No: | 52-90-4 |
| Origin: | China | Specification: |
99%
|
| Appearance | White or almost white crystalline powder or colorless crystals | Shelf Life | 2 years if sealed and store away from direct sun light. |
| Introduction | |||
| Cysteine, one of the 20 natural amino acids, is a sulfur-containing (like methionine) non-essential amino acid. It can be synthesized in animals via methionine and serine. It has a role in mitigating and repairing damage caused by radiation in the human body. It also has a wide range of detoxifying effects in the body, and is a therapeutic agent for acrylonitrile and aromatic acid poisoning. Cysteine helps with alcohol withdrawal and is needed for brain and liver function; it is essential for liver cell renewal. |
|||
| Main functions | |||
| 1. L-Cysteine has an 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, the skin becomes natural whitening. It is a kind of ideal natural whitening cosmetics. 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, cysteine by changing the protein molecules and protein molecules between the internal disulfide bond, weaken the structure of the protein, this protein is stretched. |
|||
| Product Name: | L-Cysteine | Origin: | China |
| Cas No: | 52-90-4 | ||
| Analysis Item | Specification |
| Appearance | White crystals powder or crystalline powder |
| Identification | Infrared absorption spectrum |
| Specific rotation[a]D20° | +8.3°~+9.5° |
| State of solution | ≥95.0% |
| Ammonium (NH4) | ≤0.02% |
| Chloride (Cl) | ≤0.1% |
| Sulfate (SO4) | ≤0.030% |
| Iron (Fe) | ≤10ppm |
| Heavy metals (Pb) | ≤10ppm |
| Arsenic | ≤1ppm |
| Loss on drying | ≤0.5% |
| Residue on ignition | ≤0.1% |
| Assay | 98.0~101.0% |
| PH | 4.5~5.5 |
| Parking | Packed in Paper-drums and two plastic-bags inside. |
| Storage | Store in cool & dry place. Do not freeze. Keep away from strong light and heat. |
| Shelf life | 2 years when properly stored |
Hangzhou Greensky Biological Tech Co., Ltd.
[ Payment ] West Union / Paypal / L/C / TT
[ Delivery Time ] Within 1 week after payment received
[ Package ] Net weight 25kg/drum , Packing in paper-drums and two plastic-bags inside.
[ Storage ] Store in a well-closed container in cool & dry place away from strong light and heat.
1. Warranty: TWO Years If Sealed and Store Away From Direct Sun Light.
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}