Competitive Price L-Carnosine Powder
US $228.00-$260.00
L Cysteine CAS 52 90 4
- Category: Vitamins, Amino Acids and Coenzymes >>>
- Supplier: Shandong Zhonglan Chemical Co. Ltd. [Shandong China]Shandong
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Product Overview
Description
L-Cysteine CAS 52-90-4
Product Description
L-Cysteine CAS 52-90-4 Quick Details
Product Name: L-Cysteine
Other name : Cysteine
CAS No.: 52-90-4
Molecular Fomula: C3H7NO2S
Molecular weight:121.16
Appearance: White crystals or crystalline powder
L-Cysteine CAS 52-90-4 Specification
|
Item |
Specifications |
|
Appearance |
White crystals or crystalline powder |
|
Identification |
Infrared absorption spectrum |
|
Assay |
98%~101.5% |
|
PH |
4.5~5.5 |
|
Specific rotation |
+8.3°~+9.5° |
|
Transmittance |
≥95% |
|
Chloride(Cl) |
≤0.040% |
|
Sulfate(SO4) |
≤0.030% |
|
Iron(Fe) |
≤10ppm |
|
Ammonium |
≤0.020% |
|
Heavy metal |
≤10ppm |
|
Arsenic |
≤1ppm |
|
Loss on drying |
≤0.5% |
|
Residue on ignition |
≤0.10% |
L-Cysteine CAS 52-90-4 Usage
Widely used in medicine, food, cosmetics industry and biochemical research
1. Medicine: used to treat skin diseases such as eczema, urticaria and freckles. It can also be used as an antidote for hepatitis, liver poisoning, radiopharmaceutical poisoning, antimony poisoning and the like. It has the effect of treating bronchitis and reducing phlegm.
2. Food: used in bread materials to promote the formation of gluten, promote fermentation, mold release, and prevent aging. Used in natural fruit juices to prevent oxidation of vitamin C and prevent fruit juices from turning brown.
3. Cosmetics: Antioxidant; Color protectant. Mainly used in beauty water, permanent wave, sun-proof skin cream, etc.
L-Cysteine CAS 52-90-4 Packaging
25kg/fiber drum
Compnay info
Our services
1.Sample is available for testing before bulk order.
2.Packing can be customised as requested.
3.Any inquiries will be replied within 24 hours
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About us
We have produced chemical more than fifteen years., 80% products are for export .
More than 10 years chemical exporting experience. Our products are being sold in 150 countries and regions.
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