UREA UREA is a spherical white solid. It is an organic amide molecule containing 46% nitrogen in the form of amine groups. UREA is infinitely soluble in water and is suitable for use as an agricultural and forestry fertilizer as well as for industrial applications which require a high quality nitrogen source. Item Specification Appearance White Granular White Prilled Nitrogen (as N) % â?¥ 46 â?¥ 46 Moisture % â?¤ 0.5 â?¤ 0.5 Biuret % â?¤ 0.9 â?¤ 0.9 Size 2.00mm-4.75mm 0.85mm-2.8mm Usage As a neutral fertilizer, urea is suitable for all kinds of soil and plants. It is easy to preserve, easy to use and has little damage to soil.