Hydrofluoric acid, techn. (HF) is used for aluminum electrolysis, aluminum anodization, mineral oil/gas drilling, glass processing, metal surface treatment , chemical industry, cleaning of industrial plants, building protection and nuclear technology. Hydrogen fluoride: CAS-No.: 7664-39-3 / EC-No.: 231-634-8 / Index-No.: 009-003-00-1 Uses: Etching agent, Electronic industry and Photovoltaïc industry Information provided by Solvay |