L (+) -Cysteine CAS No. 52-90-4 L-Cysteine

• Customization: Available
• CAS No.: 52-90-4
• Formula: C3h7no2s
• Model NO.: food / feed ingredient
• Packaging Material: Paper
• Storage Method: Normal
• Shelf Life: >12 Months
• Nutrient Composition: Amino Acid
• Resource: Chemosynthesis
• The content of active substances: ＞90%
• Store: Dry
• Loading Port: Qingdao
• Loading Port 2: Shanghai
• Delivery: 15days
• Transport Package: 25kg/Bag
• Specification: Food grade
• Trademark: JK
• Origin: China
• HS Code: 29224910
• Production Capacity: 10000mt/Month

Product Description

SPEC SHEET

ITEMS	SPECIFICATIONS
Assay	≥98%
Appearance	White crystals or crystalline powder
Specific rotation [α]D 20	+8.3°~ +9.5°
State of solution	≥95%
Loss on drying	≤0.5%
Residue on ignition	≤0.1%
Chloride(Cl)	≤0.02%
Ammonium(NH4)	≤0.02%
Sulfate(SO4)	≤0.03%
Iron(Fe)	≤10ppm
Other amino acids	Undetectable
PH	4.5~5.5
Heavy metals	≤10ppm

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.
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.

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, 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.
 

Product Name	L-Cysteine
CAS Number	52-90-4	Molecular Weight	121.15800
Density	1.334 g/cm3	Boiling Point	293.9ºC at 760 mmHg
Molecular Formula	C3H7NO2S	Melting Point	220ºC
Refractive Index	8.8 ° (C=8, 1mol/L HCl)	Flash Point	131.5ºC

Hunan JK International Trade Corporation / JK BIO-CHEM CO.,LTD is a professional exporter of food/feed additives and food /feed ingredients in China. With years of development, now we are able to provide the following food additives and food ingredients: thickeners, antioxidants, preservatives, vitamins, sweeteners, proteins, acidulants, nutritional supplements, flavours, coenzyme and so on.
Our food additives and food ingredients, especially our Ascorbic Acid (Vitamin C), Acesulfame-K, Aspartame, Citrates, Dextrose, D-Xylose, Erythorbic Acid, Fumaric Acid, Fructose,Maltodextrin, Malic Acid, Monosodium glutamate, Lactic Acid Potassium Sorbate, Sodium Erythorbate, Sodium Cyclamate, Sodium Saccharin, sodium benzoate, Sodium ascorbate, Sorbic Acid, xanthan Gum, Xylitol, Tartaric Acid, I+G, , Vanillin, Sucralose, Stevia and so on, have been exported to more than 60 countries for our good quality products.
Our staff of sales and technical support is available to help you in selecting the right protection for your application as well as to provide you with samples of our products for evaluation. At High Five, we are committed to providing the highest level of customer service, competitive pricing, speedy delivery and a comprehensive, cutting-edge product offering. Our ultimate goal is your satisfaction.





Packing&Shipping 


FAQ
Q1.What's the payment terms?
We could accept T/T, L/C, DP payment terms.

Q2.How about the different index of products in same application?
Specifications can be customized according to your application.

Q3.How about the samples of products?
We can provide free samples under 2Kg(not including freight charge).

Q4.How about the price of products?
Our products are chemical synthesis got from underground brine, which is available for a variety of usage. Our products are high purity with good quality, and the price is based on different specification and quantity.

Q5.What's the shelf life for the cargoes?
Our product's shelf life is 2 years, which is based on dry and ventilated storage.

Q6.What's the package of the cargoes?
20kg/25kg woven bags, within plastic bags, or as customized.

Q7.What's the delivery time?
We usually deliver the cargoes within 10~20 days after receiving customer's payment or original L/C.

Q8.Which documents can we supply?
Commercial Invoice, Packing List, Certificate of Analysis, Certificate of Origin (FORM E), Bill of Loading, ISO etc.
The documents will be sent by Express within 24 hours against your full payment.

Q9.Why do you choose us?
We accept safe and diversified payment terms.
We supply a price trend to ensure clients know marketing information in time. We will take charge of 100% responsibility for
quality issue. We strive to create value for each customer we serve by meeting their unique needs and providing solutions to solve their problems and achieve their objectives.