Fenitrothion, 250mg

2,3,7,8-Tetrachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

1,2,5,5,6,9,10-Heptachlorodecane (CP-8), 10.0 µg/m

Mass-Labelled OC Pesticide Mixture, 2µg/ml in Nonane, 1,2ml