Aditya Birla Chemicals [India] Ltd. Offers Hydrochloric Acid for Pickling. Aditya Birla Chemicals [India] Ltd. Is an ISO 9001:2000 and ISO 14001:2004 accredited company. The company manufactures Caustic Soda lye, Liquid Chlorine, Hydrochloric Acid, Sodium Hypo Chlorite, Compressed Hydrogen Gas, Aluminium Chloride, Stable Bleaching Powder etc. The Hydrochloric Acid for Pickling is also used for other industries such as Ossein/Gelatine - To treat animal skin, bones for making ossein, Chemicals - Calcium Chloride, Phosphoric acid, Chlorosulphonic acid, FeCl3, De-mineralisation Plant - Cationic regeneration, For manufacture of Fuller`s Earth.