Keywords

• CAS 52-90-4 L-Cysteine
• Amino Acid L-Cysteine
• 99% L-Cysteine

Quick Details

• ProName: Supply Amino Acid CAS 52-90-4 L-Cystei...
• CasNo: 52-90-4
• Molecular Formula: C3H7NO2S
• Appearance: White Powder
• Application: Food Additive
• DeliveryTime: Within 3 Days After Payment
• PackAge: Foil Bag / Drum / Bottle
• Port: Shanghai
• ProductionCapacity: 1000 Kilogram/Day
• Purity: 99%
• Storage: Well-Closed, Store in cool and dry are...
• Transportation: Well-Closed, Store in cool and dry are...
• LimitNum: 1 Kilogram
• Heavy Metal: ≤0.001
• Limited Quantity: 1kg
• Valid Period: 2years
• Product Name: L-Cysteine Powder
• MF: C3H7NO2S
• CAS: 52-90-4
• Appearance: White Powder
• Grade: Amino Acid
• Application: Food Additives
• Certificate: COA ISO9001 GMP
• Form: Capsules, Liquid, Powder
• Transport Package: Foil Bag / Drum / Bottle
• Purity: 99%
• Shelf Life: 2 Years
• Storage: Cool and Dry Place

Superiority

1. Who are we
We are based in Shaanxi, China, start from 2018,sell to North America(00.00%),

Western Europe(00.00%),South America(00.00%),Southeast Asia(00.00%),

Eastern Europe(00.00%). There are total about 11-50 people in our office.

2. How can we guarantee quality
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.What can you buy from us
Plant Extracts,Cosmetics Raw Materials,Vitamin Raw Materials,Pharmaceutical Raw Materials and Intermediates.

4. Why should you buy from us not from other suppliers
Our company mainly devoted in producing pharmacetical intermediates , Vitamins , and health supplement ,

the quality and technical content can reach the advance level in China .

Our products are sold well in China as well as in more than 20 countries.

5. What services can we provide
Accepted Delivery Terms: FOB,CFR,CIF,EXW,Express Delivery;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian.

6.We promise our customer following items

Support product customization:

We can provide OEM&ODM , Because we have a professional design team.

Reasonable price:
We provide high quality products with competitive price in china,

Low MOQ:
No worry about the low moq, our moq is 1 gram or lower.

Good and efficient service,Fast Delivery
Fast respond save client's time, we promise to reply inquiry in 24 hours including holidays and send quotation sheet and other documents in 48 hours.

Super-good quality
We have strict quality control system .Good reputation in Market , And have the Third party test report is available.

Details

What's CAS 52-90-4 L-Cysteine 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.

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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