Ethion, 100 µg/ml, Cyclohexane, 5ml

Naproxen, 100 µg/ml, Methanol, 1ml

1,2,7,8-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

N-Nitrosodiisobutylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 997-95-5