urea N46% fertilizer: I.What is Urea? Urea is one kind of neutral fertilizer, which can be used in long time without any harmful material in soil. Usually it can be used both for base and top dressing fertilizer in agriculture. urea : Can be used in agriculture and producing BB fertilizer. II: Specification : Nitrogen 46.0%Min Biuret 1.0%Max Moisture 0.5%Max Particle Size 0.85-2.80mm 90%Min Physical properties White, hygroscopic crystal prilled. Free flowing and free from harmful substances. Soluble in water and in liquid ammonia. Packing 50kg /Woven bag Nitrogen 46%min Moisture 1%max Biuret 1%max Prilled 0.85-2mm Granular 2-4mm 90-94%min color Pure White Radiation Non-Radiactive Free Ammonia 160pxt ppm max