1.Nome:Hyaluronic Acid 2.Cas No:9004-61-9 3.MF:C28H44N2O23 4.MW:776.647 5.Einecs No:232-678-0 Molecular formula: (C14H21NO11) Molecular weight : 403.3143C.A.S number : 9004-61-9Functional Use:Hyaluronic Acid (HA) is a special mucopolysacharide that is the normal lubricant in human joints. When present in a joint, even a joint with minimal or no cartilage, it can provide a cushion effect.Cosmetics ...