... grade,Cosmetic Grade 2,CAS no: 9004-61-9 3,Appearance: White powder Hyaluronic acid (HA) is ... space of human and animal tissue, vitreum, umbilical cord, skin joints synovia and cockscomb, etc.The commercial ... It’s aqueous solution has outstanding moisture keeping ability, high viscoelasticity and lubricity. It is widely used in ... , 1000g/bag, 10bags/box,5 bags/box. High Quality Hyaluronic Acid