الوصف

For metal cleaning, removing the oxide layer on metal surface; Slightly corrosive to metal than other inorganic acid, can be used for boiler and ceramic cleaning, and sterilize bacterium in water; also can be used for bleaching fiber, wood and paper. And remove nitrite in tobacco, oil mine sludge acidification; used as raw materials for coatings and PH strip, flame retardant for cotton fiber, curing agent for resin, pesticide intermediates and raw materials for various amino acid derivatives. As important ingredient in the production of cyclamate.