LSB Industries, Inc. engages in the manufacture, marketing, and sale of chemical products in the United States. The company offers ammonia, fertilizer grade ammonium nitrate, and urea ammonia nitrate for agricultural applications. It also provides high purity and commercial grade ammonia, high purity ammonium nitrate, sulfuric acids, concentrated, blended and regular nitric acid, mixed nitrating acids, carbon dioxide, industrial grade ammonium nitrate, and ammonium nitrate for industrial applications. In addition, the company aqua ammonia, and low-density and high-density ammonium nitrate. Its products are used for various end markets, including semiconductor, nylon, polyurethane, intermediates, ammonium nitrate, metals processing, DoD contractors-armaments, chemical feedstock, emissions, abatement, water treatments, refrigerants, bromine, pulp and paper, water treatment, metals processing, food refrigeration, dry ice, enhanced oil recovery, liquid fertilizer for corn and other crops, pastures and key nitrogen components in nitrogen, phosphorus and potassium fertilizers, as well as explosives for mining, quarries, and other blasting activities. The company sells its products to farmers, ranchers, fertilizer dealers, and distributors primarily in the ranch land and grain production markets, as well as industrial users of acids and explosive manufacturers. LSB Industries, Inc. was founded in 1968 and is headquartered in Oklahoma City, Oklahoma.