Sudan Chemical is a world-famous manufacturer, supplier, and exporter of Fuel Treatment chemicals. RXSOL-70-7008-020 Bio Clean Fuel BIOCIDE Liquid is an excellent control of fouling by shellfish, micro-organisms and fungal growth in FUEL systems. Its use will discourage the setting of the free-swimming larval form of the molluc, which discourage corrosion of metal in the FUEL system.