Tergophos is a phosphoric acid-based cleaner, containing detergents, solvents and a corrosion inhibitor, which is applied either by brush, immersion or spray for rust control and the removal of dirt, tarnish and other insoluble metallic deposits. Tergophos is carefully formulated to penetrate quickly, convert rust and form a stable chemical layer to act as a bond for paint and to control rusting. Especially effective prior to painting aluminium, galvanised iron and mild steel. Tergophos may be used either in a wipe-on, wipe-off process, for conditioning metal and removing rust prior to painting or in a heated tank to remove light oils and heavier corrosion products. Tergophos has the C23 approval of the Ministry of Agriculture and Fisheries for use in meat, game, fish and poultry establishments. Tergophos also conforms to Boeing specification D6-17487 for acid brighteners and corrosion removers.
