L-Lysine, CAS No.56-87-1, is a amino acid manufactured through fermentation, available as yellow powder. Feed Grade L-Lysine used as nutrition supplements in animal feed. It is also available as L-Lysine Monohydrochloride and L-Lysine Sulfate. L-Lysine is an important intermediate in manufacturing of Epsilon-Poly-L-Lysine. L-Lysine Monohydrochloride is one of the eight essential amino acids in the human body. It appears as a white or light brown crystalline powder. As an experienced L-Lysine manufacturer and supplier, we has been supplying and exporting 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. L-Lysine Specification ITEMS STANDARD Appearance Brown powder Content 98.5% Specific Optical Rotation +18.0~+21.5 Loss on drying 1.0% Residue on Ignition 0.3% Heavy Metals (as Pb) 0.003% Ammonium Salt 0.04% Arsenic 0.0002% PH(10g/dl) 5.0~6.0