EPA Method 513 Calibration Kit, 6 x 500ul, nonane

2,3,6,7-Tetrachlorobiphenylene, 1.2ml x 1x10-4M, dimethylsulfoxide

n-Tetradecane , ?13C: -33.13, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-59-4

2-Perfluorooctyl-[1,2-13C2]-ethanol (8:2), 50µg/ml in MeOH, 1,2ml