3d image of perfluorooctanesulfonic acid skeletal formula

perfluorooctanesulfonic acid pfos conjugate base perfluorooctanesulfonate chemical compound fluorocarbon sulfonic perfluorosulfonic anthropogenic fluorosurfactant pollutant organofluorine degradation rendering surfactant cleansing hydrophilic hydrophobic synthetic detergent zwitterionic surface tension micelle surfaces emulsifying environmental environment hera biodegradation bioaccumulating biomagnification biomagnify toxic pollution damage rcra naaqs cecs clean water act