FT-248 (tetraethylammoniumperfluorooctanesulphonate) Structural formula: CF3(CF2)7SO3-N+(CH2CH3)4 Molecular formula: C16H20F17NO3S Molecular weight: 629 CAS.NO.: 56773-42-3 Content : 90% Appearance: white powder Surface tension limit: 22mN/m(1?aqueous solution) Package : 2?kg per plastic brrel in carton Storage and shipment: general chemicals Application: it is cationic surfactant and can be used in fields of decoration and chrome-plating as wetter ,equalizing agent.