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Allantoin

Chemical name (2,5-dioxo-4-imidazolidinyl)-urea
English name Allantoin
INCI name Allantoin
CAS NO 97-59-6
Molecular formula C4H6N4O3
Molecular weight 158.12
Quality index content (%) ≥98.0
loss on drying(%) ≤1.0
ignition residue(%) ≤0.1
heavy metal(in Pb) ≤10ppm
PH: 4-6
melting point: 225-232℃

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