2,3,7,8-Tetrachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane

Pentachlorobenzene

6-Nitrobenzo[a]pyrene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 352431-12-0

Benzoximate, 100 µg/ml, Acetonitrile, 5ml