Product: UREA N46 Agricultural Grade Nitrogen: 46% minimum Moisture: 0.5 max Free amonia: 160 PXT PPM maximum BIURET: 1.0% maximum Harmful substances: 100% free from harmful substances Melting point: 132 degree Celsius Granulation: 1mm to 4mm 90% minimum Color: White standard or white pure Odor: Odorless Boiling: Decomposes before boiling Radiation: Non-radioactive Floatability in water: Sinks and mixes Molecular weight: 60.065 Fertilizer granular: 94-96%min Prill: 96%max Fisher: 0.3%