Tuticorin Alkali Chemicals and Fertilizers Limited (TFL) produces all grades of Soda Ash and coproduces Ammonium Chloride Fertilizer. It is located at Tuticorin, Tamilnadu contiguous to SPIC Fertilizer Plant. The major raw materials are Ammonia, Carbon-di-oxide gas, which are received from SPIC through pipe lines and the locally produced Salt. The Unit was set up in the year 1981 and is the only producer of Soda Ash in the South India. It has adopted an eco-friendly dual process, coproducing Ammonium Chloride Fertiliser.