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C₄H₆N₄O₃

Chemical Name : Alantan

Molecular weight : 158.12

Properties: Allantoin is a non-toxic, odorless, non-irritating, non-allergenic white crystalline powder that dissolves in hot water, hot alcohol and dilute sodium hydroxide solution, dissolves in water and alcohol, insoluble in ether and chloroform And other organic solvents; its saturated aqueous solution (concentration 0.6%), was slightly acidic.

Technical index:

Item First grade
White crystal powder
Assay 98.5-101
PH 5 ~ 6
Heavy metial ≤ 10ppm
Sulfate ≤ 10ppm
Chlorine ≤ 0.05%
Ash ≤ 0.1%
Loss on drying ≤ 0.2%