USAGE:

It is mainly used as fixing agent in photographic industry. Secondly, it is used as reductant of dichromate, neutralizer of nitrogen containing tail gas, mordant, bleaching agent of wheat stalk and wool, and dechlorination agent of pulp bleaching. It is also used in the manufacture of tetraethyl lead, dye intermediates  and silver extraction from ores, standard01@standard-chem.com water treatment,aquaculture(fishing farm),Stainless steel made by steel factory.