L-Cysteine Nutritional Supplements Amino Acid L Cysteine Food Grade CAS 52-90-4

• CAS No.: 52-90-4
• Formula: C3h7no2s
• EINECS: 200-158-2fema
• Packaging Material: Paper
• Storage Method: Normal
• Shelf Life: >12 Months
• Model NO.: L-CYSTEINE
• Nutrient Composition: /
• Resource: Chemosynthesis
• The content of active substances: 99%
• Product Name: L-Cysteine
• Grade: Food Grade
• Appearance: White Powder
• Function: Nutritional Supplements
• Transport Package: 1kg/Bag; 25kg/Drum
• Specification: 99%
• Trademark: JULY
• Origin: China
• Production Capacity: 5000kg/Month

Product Description

Product Description

 

L-cysteine, a common amino acid in organisms. Mainly used in medicine, cosmetics, biochemical research, etc. Used in bread to promote the formation of gluten, promote fermentation, mold release, and prevent aging. Used in natural juices to prevent vitamin C oxidation and prevent the juice from turning brown. This product has detoxification effect and can be used for acrylonitrile poisoning and aromatic acidosis. The product also has the effect of preventing radiation damage to the human body. It is also a drug for the treatment of bronchitis, especially as a phlegm medicine (mostly used in the form of acetyl L-cysteine methyl ester.Cosmetics are mainly used for beauty water, Perm lotion, sun-proof skin cream, etc.

 

Testing Item	Standard	Result
Appearance	White crystals or crystalline powder	conforms
Specific rotation[a]D20	+ 8.3°~ +9.5°	+8.72°
State of solution (Transmittance)	≥95.0%	98.5%
Loss on drying	≤0.50%	0.18%
Residue on ignition	≤0.10%	0.07%
Heavy metals(Pb)	≤10PPM	<10PPM
Chloride (Cl)	600---1000ppm	800ppm
Arsenic (As2O3)	≤1PPM	conforms
Iron (Fe)	≤10PPM	<10PPM
Ammonium (NH4)	≤0.02%	<0.02%
Sulfate (SO4)	≤0.030%	≤0.030%
Other amino acids	Chromatographically	Qualified
PH value	4.5 ~ 5.5	5.0
Assay	98.0%~101.0%	99.4%

Function

 

Biochemical reagent, medicine, this product is used as expectorant, which is easy to clean sputum and easy to cough. It can decompose viscous sputum. The mechanism of action is that the sulfhydryl group contained in the molecular structure of the product can break the disulfide bond in the polypeptide chain of mucin in mucus, decompose mucin, reduce the viscosity of sputum, and make it liquefied and easy to cough up. It is suitable for patients with acute and chronic respiratory diseases whose sputum is thick and difficult to cough up, as well as serious symptoms of difficulty in aspiration caused by a large amount of mucus blockage.

Application

 

1. Used as a viscous drug

2. Applicable to respiratory obstruction caused by a large number of adhesive blockages.

3. It can be used for detoxification of acetaminophen poisoning.

4. It is not suitable to contact with metals (such as Fe, Cu), rubber, oxidants, etc.

5. It should not be combined with antibiotics such as penicillin, cephalosporin, tetracycline, etc., so as not to reduce its antibacterial effect.

6. Patients with bronchial asthma should be used with caution.

Packaging & Shipping

Packing	1kg/bag ,25kg/bag;25kg/drum; according to your requirements
Transit	Fedex, TNT,DHL,EMS,and so on.
Port	Shanghai/Tianjin/Dalian/Beijing/Xi'an
Lead Time	3-5 working days upon received the payment
For mass orders, it will be delivered by air or sea. Depending on your location, please allow 1-5 business days for your order to arrive. For small order, please expect 3-7 days by UPS DHL EMS. For mass order, please allow 5-8 days by Air, 15-30 days by Sea.

 

Company Profile

Hefei Joye import export Co.,ltd is trading system gradually mature stable, scale, expanding opening flexible, the godfather management, Its marketing network, good business reputation has been praised by customers. The company has already established marketing channels with many manufactures and customers all over the world.

We are specialized in Chemical raw materials: API, Pharmaceutical intermediates, Plant extracts, Health care ingredient, Vitamin,Food additives and Cosmetic additives. These products are widely used in pharmaceutical industry, chemical industry, food industry and other industries. Welcome to consult us. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!

FAQ

 

1. What's the MOQ?
Usually1kg. It is based on the different product. Some are lg and some are 1 ton. Please be free to consult our salesman.
2. What's the shipping time?
If in stock, we will ship it out immediately. By FedEx will be 3~5 days to you.
3. If I need less than the MOQ, is it possible?
 Yes. Please be free to consult our salesman.
4. Can you supply the free sample?
Usually it is possible. but the shipping cost be paid bycustomers. It based on the differentproduct.Please be free to consult our salesman.
5. How to store the product?
 Store in cool and dry place. It must be in well closed containers. The shelf life will be 2 years.
6. What's your main payment method?
T/T, trade assurance, west union, money gram.
7: Do you have COA, MSDS, co, Health certificate, form 9 or other certificate?
 Yes, we have. pls be free to contact us to get updated one.