Application Urea is a high-concentration nitrogen fertilizer, a neutral organic fertilizer, and can also be used to produce a variety of compound fertilizers. Industrially, it has a whitening effect on chemical polishing of steel and stainless steel, and is used as a corrosion inhibitor in metal pickling. , also used to prepare palladium activation solution. Packing and transporting 50kg, 500kg, 1000kg PP bags or trays can be stored in a cool, dry and ventilated warehouse. Keep away from fire, heat and moisture. Avoid packaging damage. If necessary, it should be Lay out the tarpaulin.