Hyaluronic Acid 95% 1.Food Grade 2.Cosmetic Grade 3.Lnjection Grade 4.Eye drop Grade hyaluronic acidMolecular Formula C14H21NO11Molecular Weight 100-10000 thousand DaltonCAS NO. 9004-61-9Standard USPCharacter acid mucopolysaccharideAssay 99%Use moisture,shaping , Ophthalmic surgery viscoelastic agent,fillerPacking 25Kg/Bucket Hyaluronic Acid