Perfluoro-4-ethylcyclohexanesulfonate, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFECHS Availability: In the manufacturer's stock Price on request - + Recommended 1088.20-10MG Benzo[a]pyrene-d12 Price on request MBDE-MXFS Mass-Labelled PBDE Surrogate Stock, 2000ng/mL in Toluene/25.2% nonane, 1,2ml Price on request M4-B-2378-CDF 4-Bromo-2,3,7,8-tetrachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request