Package: 25kg/fiber drum

Uses : It is an important fine chemicals widely used in pharmacy, light industry, agriculture, daily chemicals and bio-engineering: In Pharmacy: can boost the growth of cells and healing up of wound; also effective to xerodermia, osteomyelitis and hepatocirrhos

Molecular Structure:

Product description: Product Name:Allantoin CAS No.:97-59-6 EINECS:202-592-8 Molecular Formula:C4H6N4O3 Molecular Weight:158.12 Physical properties: Appearance: Allantoin is a pure non-toxic, tasteless, non-irritating, non-allergic white crystals.single prismatic crystal or colorless crystalline powder. Solubility: Soluble in hot water, hot alcohol and dilute sodium hydroxide solution. Slightly soluble in room temperature water and alcohols, insoluble in organic solvents such as ether and chloroform; its saturated aqueous solution (concentration 0.6%) was slightly acidic; PH of 5.5. PH value is 4-9 in the aqueous solution stability. In the non-aqueous solvents and dry air is also stable; in strong alkaline solution boiling and is in direct sunlight can be broken down. Specification: Items Standard Value Allantoin content (C4H6N4O3) 99.00%min pH Value (0.5%w.s.) 3.5-6.5 Loss on Dry 0.20% max Sulphate 0.02% max Heavy Metal (Based on Pb) 0.001% max Glycoluril 0.2% max Melting Point Around 230n Decompose Particle Diameter Screen ASTM 140(0.106um) 0.4% max Screen ASTM 270(0.053um) 3.5% max Packing: 25kg/fiber drum, 9000kg per 20"FCL.