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Urea
Molecular formula: CO(NH₂)₂

Physical and chemical properties:

white or light red color solid granules. Its aqueous solution is weak alkaline. Hydrolysis reaction and condensation reaction are likely to happen.

Performing standard: GB2440-2001

Specification:

Item	Industry use			Agriculture use
Item	Fine	First-class	Qualified	Fine	First-class	Qualified
Appearance	White or light color granules
Total Nitrogen % ≥	46.5	46.3	46.3	46.4	46.2	46.0
Biuret % ≤	0.5	0.9	1.0	0.9	1.0	1.5
H2O % ≤	0.3	0.5	0.7	0.4	0.5	1.0
Fe % ≤	0.0005	0.0005	0.0010
Alkalinity % ≤	0.01	0.02	0.03
Sulphate % ≤	0.005	0.010	0.020
Water insoluble matter % ≤	0.005	0.010	0.040
Particle size (0.85mm- 2.80mm) % ≥	90	90	90	93	90	90

Usage:

It can be used in synthetic resin, medicine, dyes, paint, foodstuff and explosive industries. In agriculture, it can be used as fertilizer.