Name: Hyaluronic acid
CAS No.: ********9
Molecular formular: (C*4H*1NO*1)n
Content: *9%
Source: Fermented
Grade: Cosmetic grade, food grade, eye-drop grade, injection
grade.
Ph:5.5~7.5
Appearance: white powder
Description: Hyaluronic acid(HA) is a straight chain macromolecular
mucopolysaccharide composed of repeat disaccharide units of
glucuronic acid and N-acetylglucosamin. It widely consists in the
extracellular space of human and animal tissue, vitreum, umbilical
cord, skin joints synovia and cockscomb, etc. The commercial HA is
commonly a sodium salt, called sodium hyaluronate, habitually
called hyaluronic acid. HA is a new biological at home and abroad.
Its molecular weight is from several ten thousand to several
million. Its aqueous solution has outstanding moisture keeping
ability, high viscoelasticity and lubricity. It is widely used in
cosmetics, pharmacy and health and beauty food.
