... ,CAS Number: 9004-61-9 3,White Powder 4,99% Purity 5,GMP Manufactory hyaluronic acid powder 1. Food Grade 2. Cosmetic Grade ... ingredientManufacturer direct supply, provide OEM, R&D serviceISO/HACCP/KOSHER/GMPs/FDA 1,Advanced equipment 2.Strict Test 3.Certificate hyaluronic acid powder