L-Tryptophan(Cas:73-22-3)

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-Isoleucine powder, CAS No.73-32-5, an isomer of L-Leucine, essential amino acid manufactured by fermentation from carbohydrate sources. No raw materials of animal origin are used in the production process. It is one of the branched chain amino acids (L-isoleucine, L-valine, and L-leucine). As an experienced L-Isoleucine manufacturer and supplier, we has been supplying and exporting L-Isoleucine 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-Isoleucine Specification ITEM STANDARD Appearance White crystals or crystalline Powder Specific rotation +38.6-+41.5 PH 5.5-7.0 Loss on drying â?¤0.3% Heavy metals(Pb)20ppm Content 98.5~101.0% Iron(Fe) 20ppm Arsenic(As2O3) 1ppm Lead10ppm Other Amino Acids Chromatographically not detectable Residue on ignition (Sulfated) 0.2% Organic Volatile impurities

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

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%

Epsilon-Poly-L-Lysine, also called Polylysine, CAS No.28211-04-3, is manufactured by fermentation process. It is widely used as food preservative. -Polylysine can inhibit the growth of Gram-positive and Gram-negative bacteria, yeasts, moulds, bacteria. Polylysine can be used in cooked rice, cakes, snacks, noodles, drinks, brewing, meat products, canned food, etc. As an experienced Epsilon-Poly-L-Lysine manufacturer and supplier, we has been supplying and exporting Epsilon-Poly-L-Lysine 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. Epsilon-Poly-L-Lysine powder Specification ITEM STANDARD Description Pale yellow powder �µ-Polylysine Purity 95% Loss on drying 10% Residue on ignition 1% Heavy metals 20ppm Arsenic 4ppm

L-Lysine Sulfate 65%/70%, CAS No.60343-69-3, a brown granule, feed grade. L-Lysine is a necessary building block for all protein in the body. As a nutrition supplements, L-Lysine Sulfate used in food production, beverage, pharmaceutical, agriculture/animal feed. L-Lysine Sulphate 65%, equal to 65% lysine HCl, could provide 51% free lysine in the feed. It has already been proven that L-Lysine Sulphate has almost the same feed effects L-Lysine HCl. As an experienced L-Lysine Sulfate manufacturer and supplier, we has been supplying and exporting L-Lysine Sulfate 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-Lysine Sulfate Specification ITEMS Specification Appearance Light brown granule Identity Corresponds Assay (L-lysine, On Dry Basis) 51% Assay (L-lysine HCl, On Dry Basis) 65% Sulfate Pass Test Loss On Drying 4% Residue On Ignition 4% Ammonium salt (as NH4) 1% Heavy Metals (as Pb) mg/kg 20 Arsenic mg/kg 3 PH ( 0.3g+50ml water 25C ) 3.0-5.0