Product Urea N46 agriculture grade Nitrogen: 46% min Moisture: 0.5 max Free ammonia: 160 PXT PPM max Biuret: 1.0% max Harmful substances: 100% free from harmful substances Melting point: 132 degree Celsius Granulation: 1mm to 4mm 90% min Color: White standard or white pure Odor: Odorless Boiling: Decomposes before boiling Radiation: Non-radioactive Physical state: Solid 20oC, 101 KPA white granules Specific gravity: Solid 20oC, C-1.35 t/ms Floatability in water: Sinks and mixes Molecular weight: 60.065 Fertilizer granular: 94-96% min Prill: 96% max Fisher: 0.30%