Carbamide (urea) - CO (NH2) 2 - contains at least 46% nitrogen. Made through the synthesis of ammonia and carbon dioxide at high pressure and temperature. White fine crystalline product, soluble in water. Hygroscopicity of urea at temperatures up to 20 ° C is relatively small. In good storage conditions caked little remains satisfactory. Especially good physical properties has granulated urea. Urea is considered one of the most efficient nitrogen fertilizer. It comes in two versions - A - for industrial applications and B - for agricultural use. Urea is used in medicine in the manufacture of drugs and pharmaceuticals, as a component of resins and glues in the timber industry. Except fertilizers and adhesives, was synthesized from urea herbicide - a substance used to kill unwanted vegetation (entirely in a certain area). Carbamide (urea) - is concentrated nitrogen fertilizer, easily soluble in water, and referring to the category of the universal.