Paraoxon-ethyl, 100 µg/ml, Ethyl acetate, 5ml

2,7-Dichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

alpha-Methylstyrene, 200 µg/ml, Methanol, 1ml

Dioxin-Like PCBs Individual Calibration Sol. CS3., in Nonane, 500µl