Introducing Zorui's CAS 123-99-9 Cosmetic Grade Azelaic Acid, a powerful solution for acne and melasma. This white, odorless crystalline powder boasts ≥98% purity and is certified by ISO. Formulated for skin treatment, it effectively reduces bacteria, inflammation, and dark spots while improving texture. Available in customized packaging, with fast delivery from major Chinese ports. Experience the benefits of azelaic acid in your skincare line. Welcome to visit our website!