The molecular formula is NH₄CL, which is mainly used in industries such as batteries, electroplating, dyeing and spinning, tanning, pharmaceuticals, etc. In agriculture, it is directly used as nitrogen fertilizer or in the manufacturing of compound fertilizers. Huachang Chemical uses a combined alkali production process to produce ammonium chloride, and the product quality follows national standards. Huachang is one of the largest ammonium chloride production enterprises in China, and has participated in the formulation of the new national standard GB/T 2946-2018 for ammonium chloride.