Diflufenican, 100µg/ml in Acetonitrile, 5ml

PAH Calibration solution CS5, in IO/TO, 1ml

trans-1,2-Dichloroethylene, 100µg/ml in MeOH, 5ml

Diphenanthro[9,10-b;9',10'-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 202-72-2