PAH Calibration solution CS4, in IO/TO, 1ml

17ß(H),21 alpha(H)-Hopane, 100µg/mLin isooctane, 1ml

2,2,3,5,6-Pentachlorobiphenyl (BZ-95)

n-Dodecane, Selectivity Check Standard, 1.5Wt%, Solvent-isooctane, Unit 10mL, # of units-1, Cas.no. 112-40-3