1. Sulfonated perfluorochemicals in the environment: Sources, dispersion, fate and effects;3M Company,2000
2. Material Safety Data Sheet FC-26 FLUORAD Brand Fluorochemical Acid, ID Number/U.P.C.:ZF-0002-0376-8;3M Company,2001
3. 104-Week dietary chronic toxicity and carcinogenicity study with perfluorooctane sulfonic acid potassium salt (PFOS; T-6295) in rats;3M Company,2002
4. Comparative molecular biology of perfluorooctanesulfonate (PFOS, T-6295), N-Ethyl perfluorooctanesulfonamido ethanol (N-EtFOSE, T-6316), N-ethyl- perfluorooctanesulfonamide (N-EtFOSA, T-6868), perfluorooctanesulfonamido acetate (FOSAA, T-7071), and/or perfluorooctanesulfonamide (FOSA, T-7132) in rats and guinea pigs following oral dosing;3M Company,2004