Bayowet FT 248 Tetraethylammonium-perfluoroctylsulfonate Borchers Dispersing agents >> Surfactants-like Flow / Levelling agent >> Fluorosurfactant Wetting agent/ Wet edge enhancer >> Surfactant Water Bayowet® FT 248 is tetraethylammonium-perfluoroctylsulfonate. Because of its outstanding solubility in water, this surfactant can be used for both decorative and functional chromium plating and is therefore a universal wetting agent for chromium electroplating, wetting and flow control agent for coating photographic paper and film, sntistatic agent for photographic paper and film, wetting agent for glass etching and opacification baths, wetting agent for acid baths for metal surface treatment, e.g. anodizing baths, chromatizing baths. Tetraethylammonium-perfluoroctylsulfonate. Used as a wetting and flow control agent for coating photographic paper and film.