Allantoin, 5-Ureidohydantoin,Glyoxylic acid diurei

Chemical Name: Allantoin; 5-Ureidohydantoin; Glyoxylic acid diureide; 2, 5-Dioxo-4-imidazolidinyl urea. CAS Numbe:97-59-6 Molecular Formula:C4H6N4O3 Molecular Weight:158.12 Application:Allantoin can promote skin cell regeneration and make rough and cracked skin smooth and supple. It is used to treat skin ulcers, wound, scalds, burns and acne; It's used for cosmetics, medicine industry etc. Test ItemSpecificationCharacteristicWhite crystalline powderOdorCharacteristically mildIdentificationMeets The RequirementsAngular Rotation-0.10º +0.10ºAcidity Or AlkalinityConformLoss On Drying≤0.1%Residue On Ignition≤0.1%Reducing SubstancesCompliesRelated Compounds≤0.5%Assay98.5 101.0%StandardUSP29