LSB Industries Inc is engaged in the manufacturing and sale of chemical products in the United States. The company manufactures and sells chemical products for the agricultural, industrial, and mining markets. Its products include ammonia, fertilizer grade ammonium nitrate (AN and HDAN), and urea ammonia nitrate (UAN) for agricultural applications; high purity and commercial grade ammonia, sulfuric acids, concentrated, blended, and regular nitric acid, mixed nitrating acids, carbon dioxide, and diesel exhaust fluid for industrial applications; and industrial grade AN (LDAN) and AN solutions for mining applications. Its products are sold through distributors and directly to end customers throughout the United States and other parts of North America.