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Postion:Product Catalog >Biochemical Engineering>Amino Acids and proteins>L-Cysteine
L-Cysteine
  • L-Cysteine

L-Cysteine

Price $50
Package 1KG
Min. Order: 1KG
Supply Ability: 20T
Update Time: 2023-04-04

Product Details

Product Name: L-Cysteine CAS No.: 52-90-4
Min. Order: 1KG Purity: 99%
Supply Ability: 20T Release date: 2023/04/04
L – cysteine is a kind of biological common amino acids in the body.As one of the alpha sulfur amino acids, encounter nitroprusside (nitroprusside) purple color (SH), found in many proteins, glutathione, and Ag +, Hg + and Cu + of metal ion can form insoluble mercaptide (mercapti - DE).R - S - M ', R - S - M "- S - R (M ', M" 1, 2 valence metal price).
Certificate of Analysis
Item
Specification
Physical & Chemical Control
Appearance
White crystalline powder
Identification
Infrared Absorption
Assay
98.0%~102.0%
Particle Size
40 mesh
Specific Rotation[α]20D
+5.6~ +8.9°
State of Solution
(Transmittance)
Clear and colorless
≥98.0%
pH
1.5~2.0
Loss on Drying
1.0%
Residue on Ignition
0.1%
Chloride(Cl)
22.3~22.6%
Sulfate(SO4)
≤0.02%
Ammonium(NH4)
≤0.02%
Iron(Fe)
10ppm
Other Amino Acids
Chromatographically not detectable
Heavy Metals
Heavy Metals
NMT10ppm
Lead(Pb)
NMT3ppm
Arsenic (As)
NMT1ppm
Microbiology Control
Total Plate Count
NMT1,000cfu/g
Total Yeast & Mold
NMT100cfu/g
E.coli
Negative
Salmonella
Negative
General Status
GMO Status
Non-GMO
Allergen Status
Allergen Free
Irradiation Status
Non-Irradiation
Function:
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. L-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. L-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.

Company Profile Introduction

Nanjing Sky Hope Tongyuan Biological Engineering Co., Ltd. originated from the Food Department of Jiangsu High hope International Group Co., Ltd. Homogenous Food Co., Ltd. It is a comprehensive food, pet food and mechanical engineering company. The company mainly exports hydrocolloids made in China (eg carrageenan, sodium alginate, agar, konjac gum, xanthan gum), vegetable proteins (eg isolated soy protein, concentrated soy protein, tissue soy protein, rice protein, Wheat protein and pea protein), preservatives, sweeteners, flavors and fragrances and functional plant extracts, can be used in meat, dairy and bakery products, health products. Export and sales of pet food and pet products. The company also imports some seaweed raw materials from abroad for the production of agar, carrageenan and sodium alginate, and Company also has a cooperation seaweed cultivation base in Indonesia and Morocco. At the same time, research and development and export evaporation heat exchanger equipment and accessories, evaporation systems (multi-effect evaporation, MVR, TVR evaporation system) can be used for food, pharmacy project, wastewater treatment, etc. The company's management team has been working in related fields for many years and has extensive experience and professional knowledge. With the support of its own cooperative factory for each product, the company has a strong supply capacity and has established a stable sales network in the global market. The main markets also cover the EU, Eastern Europe, Russia, Southeast Asia, North America and South America. "Product quality first" is the company's consistent aim, all products are produced in accordance with ISO, HACCP and other quality standards. I sincerely hope that the company can become your trusted professional partner in the food industry in China.

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