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L-Cysteine CAS NO 52-90-4 for Pharma Grade(USP/EP)

Product Name:L-Cysteine

CAS NO.:  52-90-4

Appearance:White Crystalline Powder

Product Properties: Cysteine is a white crystalline or crystalline powder, soluble in water, slightly smelly, insoluble in ethanol, ethyl ether and other organic solvents.Melting point 240℃, monoclinic system.Cysteine is one of the sulfur-containing amino acids, which is a non-essential amino acid. In organisms, it is synthesized by substitution of sulfur atom of methionine with hydroxyl oxygen atom of serine, and then by cysteine.Cysteine is stable to acids, but is readily oxidized to cysteine in neutral and alkaline solutions.

Packing:25kg per plastic bag or 25kg per iron drum


Product Detail

Usage:

L-Cysteine is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.

Used in the cure of liver disease, antioxidant and antidote.

Used in cosmetic.

L-Leucine can be used in the food industry in nutrition supplements, added to food, L-Threonine can improve the nutritional value of protein, so that adequate food nutrients more reasonable. L-Threonine and glucose were hot, fragrant and easy to produce coke chocolate flavor in a flavor enhancer in food processing role.
L-Leucine in the feed industry, L-Threonine amino acids can be used as feed additives for the feed supply of protein has opened up new avenues, L-Threonine not only improves the nutritional value of feed, reduce feeding costs. But also get to promote animal growth and development, enhance disease resistance and so many other beneficial effects.

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.

L-Cysteine hydrochloride anhydrous powder could be delivered by courier, air or by sea.

For 1~100kg, we recommend to ship it by courier,which is much faster and more convenient. What's more, . And the goods could be delived door by door.

For more than 100kg, the goods could be shipped by air or by sea, and it is up to you. But we will provide perfect solutions for your reference.

Specifications

Item Specifications (AJI97 )
Appearance White crystal or crystalline powder; tasteless
Assay, % 98.5~101.0
Specific rotation -218°~ -224°
Loss on drying, % ≤0.2
Transmittance, % ≥98.0
Chloride (as Cl), % ≤0.02
Sulfate (as SO4), % ≤0.02
Ammonium as (as NH4), % ≤0.02
Iron (as Fe), %  ≤0.001
Heavy Metals (as Pb), %  ≤0.001
Arsenic (as As), %   ≤0.0001
pH Value    5.0~6.5
Residue on ignition, % ≤0.1
Other amino acid   Conforms
Item Specifications (AJI97 )
Appearance White crystal or crystalline powder; tasteless
Assay, % 98.5~101.0
Specific rotation -218°~ -224°
L-Cysteine is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.
Used in the cure of liver disease, antioxidant and antidote.
Used in cosmetic.
L-Cysteine is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.
Used in the cure of liver disease, antioxidant and antidote.
Used in cosmetic.

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