KMG Chemicals, Inc., through its subsidiaries, engages in the manufacture and sale of specialty chemicals principally in the United States and internationally. It offers high purity wet process chemicals that are used to clean and etch silicon wafers in the production of semiconductors. The company also provides penta blocks, flakes, and solutions, as well as a byproduct of penta production that are used primarily to treat electric and telephone utility poles, protecting them from mold, mildew, fungus, and insects. In addition, KMG Chemicals sells creosote products as wood preservatives for railroad crossties and utility poles. Further, it offers animal health pesticides, including oral larvicides, ear tags, sprays, and dust products to protect cattle, swine, and poultry from flies and other pests. The company markets its pesticide products under the trade names of Avenger, Rabon, Ravap, Patriot, and Annihilator. It has a strategic partnership with AGRI Laboratories Ltd. to provide sales, marketing, and technical support for the companys animal insecticide product line. The company was founded in 1992 and is based in Houston, Texas.