Supply Amino Acid CAS 52-90-4 L-Cysteine Powder

Details:

What's CAS 52-90-4 L-Cysteine Powder？

Product Name	L-Cysteine Powder
CAS	52-90-4
Molecular Formula	C3H7NO2S
Assay:	98.0-101.0%
Appearance	White Powder

Mainly used in medicine, cosmetics, biochemical research and other aspects.Used in bread to promote the formation of gluten

and fermentation, mold, prevent aging, etc.Used in natural fruit juices to prevent vitamin C oxidation and to prevent fruit juices

from Browning.This product has detoxification effect, can be used for acrylonitrile poisoning, aromatic acidosis.It also has the

effect of preventing radiation damage to the human body, and is also used in the treatment of bronchitis, especially as a phlegm

(mostly in the form of acetyl L-cysteine methyl ester).Cosmetics are mainly used in beauty lotion, perm fluid, anti-sun cream and

so on.

 L-cysteine, an amino acid commonly found in living organisms.It is one of the α-amino acids containing sulfur (defined as amino

acids do not contain sulfur in high school chemistry optional 5). Nitroprusside is purple (because of SH), exists in many proteins,

glutathione, and Ag+, Hg+, Cu+ metal ions can form insoluble mercaptide.That is, R-S-M ', R-S-M "-S-R (M ', M" are 1-valent and

2-valent metals respectively).Molecular formula C3H7NO2S, molecular weight 121.16.Colorless crystal.Soluble in water, ethanol,

acetic acid and ammonia, insoluble in ether, acetone, ethyl acetate, benzene, carbon disulfide and carbon tetrachloride.It can be

oxidized to cystine by air in neutral and weakly alkaline solutions.

Function & Application

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.

 

ITEMS	SPECIFICATION	TESTRESULTS
Appearance	Off-white or white powder	Conforms
Identification	HPLC,NMR;LC-MS	Conforms
Related substances	Individual impurity≤0.5%	0.09%
	Total impurities≤1.0%	0.20%
Loss on drying	≤0.5%	0.3%
Residue on ignition	≤0.1%	0.04%
Heavy metals	≤10ppm	Conforms
Assay	≥98.0 %	Conforms

 

 

 

1. All inquiries will be replied within 12 hours.

2. Dedication to quality, supply & service.

3. Strictly on selecting raw materials.

4. OEM/ODM Available.

5. Reasonable & competitive price, fast lead time.

6. Sample is available for your evaluation & Formulation development.

7. Faster delivery:Sample order in stock and 3-7 days for bulk production.

8.We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder

9. After-Sale Service:
1) International Authorized Third-Party Test For The Products You Demand.

2) 30 Days Warranty of quality of goods. 

 

Delivery & Payment Terms

Julong Bio-Tech Co., Ltd. is located in Xi'an City, Shaanxi Province, China. It is a biotechnology enterprise engaged

in the research, development, production and sales of animal and plant extracts, cosmetics, pharmaceutical raw materials

and intermediates. The company has complete experimental facilities. And advanced testing instruments ensure the stability

of product quality from all aspects. The company has a complete sales service system, the products are exported to countries

all over the world, and have won a good international reputation with excellent quality and excellent service.

The company has been adhering to the basic principles of "integrity, quality, service, and win-win" to serve customers,

constantly strict requirements, set goals, and implement win-win development.

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