High Quality Hyaluronic Acid Grade: Cosmetic grade, food grade, eye-drop grade, ISO9001,GMP,KOSHER certified Prompt delive High Quality Hyaluronic AcidProduct Characteristics: Brand Name Plant Product Name Hyaluronic acid CAS # 9004-61-9 Molecular Formula (C14H21NO11) n PH 6.0-7.5 Content 99% QC ISO9001:2008 GMP Production Line Appearance White powder Odour Characteristic Particle size 100% pass ...