perfluorooctanoic acid pfoa - c8hf15o2 - 3d conformer white background

acid pfoa hydrogen oxygen carbon fluorine 3d corrosive irritant c8hf15o2 structure c8 synthetic fluorosurfactant teflon environment toxicant fluoride cancer formula chemical toxicology chemistry icon serum molecule ptfe pollutant blood perfluorooctanoate persistent fluorotelomer molecular atoms perfluorooctanoic fluoropolymer polytetrafluoroethylene octanoic food perfluorocaprylic liver