Perfluoro-n-octanoic acid; PFOA, 98%, 25g Back Catalog number: 2121-3-18:25G Availability: In the manufacturer's stock Price on request - + Recommended 2870.12-50-IO 3'-Fluoro-2,3,4,4',5-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request S-4189-ASS-10RF EPA O-FID Quantitative Calibration Check Standard (without Internal Standard) 4 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x10mL, 5x10mL Name Wt.% Name Wt.% Methanol 4.0Methyl tert-butyl eth Price on request 70366 1,3-Dinitrobenzene Price on request