Hello we need Urea Fertilizer Granulated Urea : Minimum Weight 46.2% Total nitrogen Minimum Weight 0.3% Humidity Minimum Weight 1% Biuret Minimum Weight 0.35 - 0.55% Formaldehyde Minimum Weight 50 ppm Free Ammonia Minimum 3 kg for granule with a diameter of 3.15 mm Resistance to fragmentation Maximum 50 m 5 Temperature 760 to 800 kg / m3 Density 2-4 mm Minimum 90% Allowed production class Weight Show More