IG Petrochemicals Limited (IGPL) is engaged in the manufacturing of phthalic anhydride and maleic anhydride. It is engaged in a single business segment of manufacture and sale of organic chemicals. IGPL produces maleic anhydride through wash water generated out of the production process. It is used in the manufacturing of unsaturated polyester resin which is used in automobiles, tanks and pipes, epoxy resin, lubricating oil additives and in food industries. Its aleic anhydride product is used in agro and food businesses. Its benzoic acid product is an organic compound, a colorless crystalline solid and a simple aromatic carboxylic acid. It is used in the manufacture of paints, dyes and plastics as well as the manufacture of unsaturated polyester resin. Its also produces diethyl phthalate used as a plasticizer in consumer goods, including plastic packaging films, in-cosmetics formulation, solvent for fragrances, a surface lubricant in food and pharmaceutical packaging.