
Keywords: Organo-mineral complexes; Humic acid; Kaolin; Ca2+; Trichloroethylene sorptionHA, humic acid; KL, kaolin; TCE, trichloroethylene; HA-KLs, HA-kaolin complexes; Ca-HA-KLs, Ca-HA-kaolin complexes; Ca-KL, Ca-kaolin complex; SEM, scanning electron microscopy;