Perfluorobutanesulfonyl fluoride /FC-4
Appearance:clear colourless liquid
*The homologue of perfluorooctylsulfonylfluoride
*Be used to synthetize various of perfluoro surfactants.
*Be used to synthetize carbon-fluoro surfactants, fluoro agricultural chemicals, colourant and dispersant for polycarbonate-processing
*An antisepsis synergist used together with sulfonamides to boost the effect of antibiosis.
*it is taken orally to fight avian coccidiosis infection and intestinal bacterial infection.