Journal of hazardous materialsSurface-Active AgentsAnimalsHumansFluorocarbonsWater Pollutants
Shea-derived cationic surfactants are effective and low-toxicity alternative co-surfactants for foam fractionation of per- and polyfluoroalkyl substances (PFAS).
Craig Klevan, Carolina Gomez Casas, Oren Van Allen, Kelly Mukai, Thatcher LeBlanc, Anita Shukla, Kurt D Pennell
Published: 202610.1016/j.jhazmat.2026.141023
Abstract
Foam fractionation is a cost-effective separation method that utilizes air bubbles and co-surfactants to remove and concentrate PFAS in small volumes of foam. Co-surfactants with a positive charge, such as cetyltrimethylammonium bromide (CTAB), have…
Preview only. Read the full abstract at the source