4''-Ethyl-2'-fluoro-4-propyl-1,1':4',1''-terphenyl, >98%, 1g Back Catalog number: E1264 Availability: In the manufacturer's stock Price on request - + Recommended 2559.8-50-ME 1H,1H,2H,2H-Perfluorooctane sulfonic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27619-97-2 Price on request 53334 EPA Method 200.8 Calibration Standard 2 Price on request 676954 Perfluorotridecanoic acid, 100mg Price on request