... the extracellular space of human and animal tissue, vitreum, umbilical cord, skin joints synovia and cockscomb, etc.The commercial HA is ... million. It’s aqueous solution has outstanding moisture keeping ability, high viscoelasticity and lubricity. It is widely used in cosmetics, pharmacy ... /bag, 500g/bag, 1000g/bag, 10bags/box,5 bags/box. High Quality Hyaluronic Acid