I need 5k tons with delivery to Poland. parameters you can find below: Product UREA N46 ( Agriculture Grade ) Nitrogen: 46% minimum Moisture: 0.5 max Free ammonia: 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 Physical state: Show More