Website:https://www.chemnutrition.com/daily-chemicals/cosmetic-material/allantoin.html Allantoin CAS: 97-59-6 MF: C4H6N4O3 MW: 158.12 EINECS: 202-592-8 Appearance:White crystalline powder Contact Info: Email: [email protected] Whatsapp: +86 18064124063 Web: www.onerbio.com & www.chemnutrition.com
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