Perfluoro-n-[1,2,3,4-13C4]butanoic acid, 50µg/ml in MeOH, 1,2ml

Perfluoro-n-dodecane, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 307-59-5

Ketoprofen, 100µg/ml in Acetonitrile, 5ml

PAH Standard