SpecificationsUrea 46% prilledNitrogen:46.6% biuret:0.8% moisture: 0.4% particle size( 0.85-2.80mm):98%CAS:57-13-6Molecular Formula:CH4N2OMolecular Weight:60.06Melting point:132-135CRelative density:1.335g/ml at 25C(lit )