Ascorbic acid/vc/vitamin c 1.BP/USP/FCCV/EP 2.ISO, ... ,HALAL,KOSHER cert 3.25kgs/fiber drum or 25kgs/carton Ascorbic acid/vc/vitamin c1.BP/USP/FCCV/EP2. ISO,GMP,FDA ... .60.9g/ml(Depends on granulation)Particle Size40-80meshPH2.12.6 (10% solution)Melting PointAbout 190°CCopper5ppm maxHeavy Metals10ppm maxHg1ppm maxLead2ppm ... +20.5~+21.5° [alpha] 20, D, 10% water solution Ascorbic acid/Vitamine C