Specifications: Urea specifications Urea 46%n prilled Nitrogen:46% min Moisture 0.05% max Fisher method:0.3% max dryer Method of drying friability 100 Biuret:1 % max by weight Anti caking agent: Treated against anti-cacking Prill:95.0%max Granulation:1-4 mm 90 % Lesser than 2mm:1% Greater than 3mm:4% Melting point:132 degrees c Colour: Standard white or pure white prilled Free ammonia:160 pxt ppm max 100% free flowing Free from harmfull substances Certified non radioactive.