Product Name: Food Grade USP 36 Standard Ascorbic Acid Powder/Vitamin C Powder 99% Model NO.: Food grade Resource: Chemosynthesis Shelf Life: >12 Months Storage Method: No Sunshine, Cool and Dry Place Packaging Material: Paper EINECS: 200-066-2 Formula: C6h8o6 CAS No.: 50-81-7 Transport Package: 1000kg/Pallet, Wrapped with Plastic Film Specification: Content is not less than 99% Origin: China HS Code: 2936270010 Product Description CASNo.:50-81-7 MF:C6H8O6 EINECS No.: 200-066-2 Origin:ChinaType: Vitamins, Antioxidant, Nutrition EnhancersAppearance:White or almost white crystalline powderFood Grade: As antioxidant and food nutrition enhancer.FeedGrade:Can improve the anti-stress ability and enhance the immune response of animal.Cosmetic Material: Vitamin C can promote collagen formation, its antioxidation, can restrain pigment spots.Quality Standard: USP36Analysis contents Analysis standardCharacteristics White or almost whitecrystalline powderIdentification Positive reactionMelting point about 190ºCpH: 2.1-2.6 Clarity of solution ClearColour of solution ≤BY7Copper ≤5ppmHeavy metals (Lead) ≤10ppm Lead ≤2ppm Iron ≤2ppmArsenic ≤3ppmOxalic acid ≤0.2%Sulphate ash(Residue on ignition) ≤0.1%Specific optical rotation +20.5°~+21.5°Assay 99.0%~100.5%Organic volatile impurities pass Yixing Weikangle International trading Co.,Ltd is a factory based trading company specializing in trade of chemical products. we arecommitted toproviding high-quality chemical products to domestic and foreign customers. With professional experience and dedicated hardworking, now our products have been widely accepted worldwide.We are a factory based trading company, our factory manufacture high quality products. Our factory was founded in 1992, covers an area of 35,000 square meters. It is a professional enterprise of food additives, feed additives, pharmaceutical intermediates and biological preparation. We also have alarge number ofhighqualitytrade products, manufactured by leading producers, and supported by excellent quality control system.A broad range of Third PartyCertifications, including ISO, KOSHER, HALA and so on, with the fundamental assurance of products quality.With more than 18 years experience in the international market, we can serve our clients with rich marketexperience, professionalproduct knowledgeand comprehensive services.Free sample can be provided (not more than 500g).