Perfluoro-4-ethylcyclohexanesulfonate, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFECHS Availability: In the manufacturer's stock Price on request - + Recommended 15900-2155-100AN5 Fenbendazole, 100µg/ml in Acetonitrile, 5ml Price on request S-4523-10-10T Deuterated Internal Standard - PAH Mixture 9 10µg/mL each in toluene, 10x1mL in ampoulles Benzo[a]pyrene-d12 Indenopyrene[1,2,3-cd]pyrene-d12 Price on request L20795000AL Fluoranthene, 10µg/ml in Acetonitrile, 10ml Price on request