Glycine, E640, CAS No.56-40-6, a nonessential amino acid, manufacturing process via chemical synthesis from formaldehyde or monochloroacetic acid and ammonia. Glycine is used in Soy sauce/Vinegar/Cooking wine/Vegetables pickled in soy sauce/Noodles/Hamburg/ Fish and Vegetable product as flavoring and nutrient supplement. As an experienced Glycine manufacturer and supplier, we has been supplying and exporting Glycine 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. Glycine food grade Specification ITEM STANDARD Apperance White Crystals crystalline powder Identification Positive Assay( C2H5NO2) % ( on dried matter) 98.5-101.5 pH Value(5g/100ml in water) 5.6-6.6 Heavy Metals(As Pb) % 0.001 Loss on drying % 0.2 Residue on ignition(as sulphated ash) % 0.1 Chloride(As Cl) % 0.02 Sulphate(As SO4) % 0.0065 Ammonium(As NH4) % 0.01 Arsenic( As As) % 0.0001 Lead ( As Pb) % 0.0005 Glycine tech grade Specification ITEM STANDARD Apperance White Crystals crystalline powder Assay( C2H5NO2) % ( on dried matter) 98.5 pH Value(5g/100ml in water) 5.5-7.0 Iron(FE) % 0.03 Loss on drying % 0.3 Residue on ignition % 0.1