Items: Specification Appearance: White crystal N Content % ≥ 21.0 Water Content % ≤ 0.50 H2SO4 % ≤ 0.08 5). Applications: Mainly used in fertilizer, the advantage is it less absorb moisture compare to other fertilizers. It also can be used in industry, such as used in pharmaceuticals, textiles. The best one also can be used in beer brew industry. 6). Packing: In 25kg, 50kg or 1000kg plastic woven bag.