A-1 Limited engages in the trading of various chemicals and acid products in India and internationally. Its products include nitric acid, sulphuric acid, hydrochloric acid, ethyl acetate, urea, acetic acid, methanol, calcium carbonate, methyl formate, formic acid, toluene di-isocyante, hydro fluoro sulphasilicic acid, nitro benzene, sodium hypochlorite, stable bleaching powder, poly aluminium chloride, oleum, formaldehyde, fly ash, caustic soda lye/flakes, hydrofluoric, and para formaldehyde. It also engages in the transportation business. The company also exports its products. The company was formerly known as A-1 Acid Limited and changed its name to A-1 Limited in October 2024. A-1 Limited was founded in 1975 and is headquartered in Ahmedabad, India.