Tanfac Industries Limited is an India-based joint-sector company promoted by Anupam Rasayan India Limited and Tamil Nadu Development Corporation. The Company is engaged in the business of chemicals. It produces hydrofluoric acid and organic and inorganic fluorine-based products. Its products include anhydrous hydrofluoric acid, diluted hydrofluoric acid, potassium fluoride, potassium bifluoride, boron trifluoride complexes, aluminum fluoride, sulphuric acid, oleum, calcium sulphate (gypsum) and iso butyl acetophenone. Its anhydrous hydrofluoric acid product has applications in manufacturing of fluorocarbons and refrigerant gas, manufacturing of lithium batteries and others. It serves various market segments, including solar cells, steel surfacing, refrigerant, glass etching, agrochemicals, fluoropolymers, lithium batteries and pharmaceuticals. The Company has its manufacturing facilities in Cuddalore, Tamil Nadu, and supplies its products to over 12 countries catering to 150 customers.