6-Nitrochrysene-d11, 100µg/ml in Toluene, 1ml

PAH-Mix 9, 10µg/mL in Cyclohexane, 5 x 1ml

Heptachlor endo-epoxide, 100 µg/ml, Methanol, 1m

Terbuthylazine, 100µg/ml in Acetonitrile, 1ml