L-Cystine powder, CAS No.56-89-3, formed by the oxidation of two cysteine molecules, a non-essential amino acid. It is used as a component for parenteral and enteral nutrition and the main active ingredient for medications used to treat dermatitis. Cystine along with the amino acid methionine are the amino-acids necessary for wound healing and forming of epithelial tissue. Cystine is known to stimulate the hematopoietic system and promote the formation of white and red blood cells.
As an experienced L-Cystine manufacturer and supplier, we has been supplying and exporting L-Cystine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.
Product Description
Categories Amino Acids
Qty in 20 FCL 18000kg
Min Order 500kg
Origin China
Packaging Factory Packaging or Neutral
Certificate ISO, Kosher, Halal, BRC
CAS No. 56-89-3
HS Code 293090
Specification Feed/Food Grade
L-Cystine Specification
Item STANDARD
Specific rotatory power[±] D20 -215 -225
Clarity 98.0%
Ammonium salt[NH4] 0.02%
Chloride[CL] 0.02%
Residue on ignition 0.10%
Sulfate[SO4] 0.02%
Iron salt[Fe] 10 ppm
Heavy metal[Pb] 10 ppm
Arsenic salt 1 ppm
Other amino acid Color layer can not be checked out.
Loss on drying 0.20%
Content 98.5 -101.0%
L-Glutamine powder, CAS No.56-85-9, a nonessential amino acid manufactured by fermentation from carbohydrate sources. No ingredients of animal origin are used in the manufacturing process. Uses: L-Glutamine supplement is used in the body building, fitness, weight loss and skin care cosmetic supplement. Also used as nutritional supplements and flavor enhancer. As an experienced L-Glutamine manufacturer and supplier, we has been supplying and exporting L-Glutamine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. L-Glutamine Specification ITEM STANDARD Appearance Crystalline Powder Color Whitish Aroma None Flavor Slightly Sweet Assay` 98.5-101.5% PH 4.5-6.0 Specific rotation +6.3~-+7.3 Loss on Drying 0.20% Heavy Metals (Lead) 5ppm Arsenic(As2SO3) 1ppm Ignited Residue 0.1% Identification USP Glutamine RS
L-Serine powder, CAS No.56-45-1, non essential amino acid manufactured via fermentation from carbohydrate sources, free of materials of animal origin. As an experienced L-Serine manufacturer and supplier, we has been supplying and exporting L-Serine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Product Description Categories Amino Acids Qty in 20â??FCL 18000kg Min Order 500kg Origin China Packaging Factory Packaging or Neutral Certificate ISO, Kosher, Halal, BRC CAS No. 56-45-1 HS Code 292250 Specification Feed/Food Grade L-Serine powder Specification ITEMS STANDARD Appearance A white or almost white, crystalline powder or colourless crystals. Solubility Freely soluble in water,practically insoluble in alcohol. Identification test (A,B) Up to the STANDARD Appearance of solution Clarity of solution:5% water solution should be clear Colour of solution:5% water solution should be not more intensively coloured than reference solution BY6 Specific optical rotation +14.0�° to +16.0�° Assay 98.5-101.0% Chlorides 200ppm max Sulphates 300ppm max Ammonium 200ppm max Iron 10ppm max Heavy metals 10ppm max Loss on drying 0.5% max Sulphated ash 0.1% max Ninhydrin-positive substances (TLC) Up to the STANDARD
L-Alanine, CAS No.56-41-7, white crystal powder used as safe nutrition supplements. L-Alanine can be used in break, fruit tea, milk food, beverage as a nutritional supplement. As an experienced L-Alanine manufacturer and supplier, we has been supplying and exporting L-Alanine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. L-Alanine powder Specification Item STANDARD Identification, (IR) Positive Assay (C3H7NO2) ,%(on dried basis) 99.0~101.0 Specific rotation +14.3~ +15. State of solution, % 98.0 Chloride(as Cl),% 0.020 Ammonium (as NH4),% 0.02 Sulphate (as SO4),% 0.020 Iron(as Fe), ppm 10 Heavy metals (as Pb), ppm 10 Arsenic(as As2O3), ppm 1 Other amino acids Meets the requirements Loss on drying, % 0.20 Residue on ignition(as sulphated ash), % 0.10 pH value (1.0g/20mL water) 5.7~6.7
L-Tryptophan powder, CAS No.73-22-3, essential amino acid manufactured by fermentation from carbohydrate sources, free of materials of animal origin. Uses: L-Tryptophan uses in food, protein powder, skin care cosmetics, drinks as supplement. L-tryptophan is used as an active ingredient in antidepressant therapy. Other uses of L-tryptophan include weight loss and reduction of PMS. Function: plays a key role in balancing sleep and mood patterns. As an experienced L-Tryptophan manufacturer and supplier, we has been supplying and exporting L-Tryptophan for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. L-Tryptophan Specification ITEMS STANDARDs Appearance White crystals or crystalline powder Assay 98% Min Specific Rotation -29.0~ -32.3 Loss on Drying 0.5% Max Heavy Metals 20mg/kg Max Arsenic(As2O3) 2mg/kg Max Residue on ignition 0.5% Max
L-Arginine powder, CAS No.74-79-3, non essential amino acid manufactured manufactured by fermentation from carbohydrate sources. L-Arginine is widely used in food, protein powder, skin care cosmetics. Use as Fragrance Ingredient; Hair Conditioning Agent; Skin-Conditioning Agent Miscellaneous; Antistatic, masking, skin conditioning. L-arginine also used as nutrition supplements by athletes to recover from fatigue. Arginine Function: can lower risk for arteriosclerosis and heart attack and repairing blood vessels. As an experienced L-Arginine manufacturer and supplier, we has been supplying and exporting L-Arginine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. L-Arginine Specification Item Specifications (USP) Specifications (AJI) Description White crystals or crystalline powder White crystals or crystalline powder Identification Infrared absorption spectrum Infrared absorption spectrum Specific rotation[a]D20 +26.3 - +27.7 +26.9 - +27.9 State of solution/Transmittance 98.0% Chloride (Cl) 0.05% 0.020% Ammonium (NH4) 0.02% Sulfate (SO4) 0.03% 0.020% Iron (Fe) 0.003% 10PPm Heavy metals (Pb) 0.0015% 10PPm Arsenic (As2O3) 1PPm Other amino acids Chromatographically not detectable Loss on drying 0.5% 0.5% Residue on ignition(sulfated) 0.3% 0.10% Assay 98.5-101.5% 99.0-101.0% PH 10.5-12.0 Organic volatile impurities Meets the requirements
L-Arginine powder, CAS No.74-79-3, non essential amino acid manufactured manufactured by fermentation from carbohydrate sources. L-Arginine is widely used in food, protein powder, skin care cosmetics. Use as Fragrance Ingredient; Hair Conditioning Agent; Skin-Conditioning Agent Miscellaneous; Antistatic, masking, skin conditioning. L-arginine also used as nutrition supplements by athletes to recover from fatigue. Arginine Function: can lower risk for arteriosclerosis and heart attack and repairing blood vessels. As an experienced L-Arginine manufacturer and supplier, we has been supplying and exporting L-Arginine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. L-Arginine Specification Item Specifications (USP) Specifications (AJI) Description White crystals or crystalline powder White crystals or crystalline powder Identification Infrared absorption spectrum Infrared absorption spectrum Specific rotation[a]D20 +26.3 - +27.7 +26.9 - +27.9 State of solution/Transmittance 98.0% Chloride (Cl) 0.05% 0.020% Ammonium (NH4) 0.02% Sulfate (SO4) 0.03% 0.020% Iron (Fe) 0.003% 10PPm Heavy metals (Pb) 0.0015% 10PPm Arsenic (As2O3) 1PPm Other amino acids Chromatographically not detectable Loss on drying 0.5% 0.5% Residue on ignition(sulfated) 0.3% 0.10% Assay 98.5-101.5% 99.0-101.0% PH 10.5-12.0 Organic volatile impurities Meets the requirements
Dep=di-2
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