Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane

Fenoxycarb, 100 µg/ml, Acetonitrile, 5ml

Dextrorphan tartrate,1000 µg base/mL,MeOH,1mL

1,2,4,7/1,2,4,8-Tetrachlorodibenzo-p-dioxin mix, 1.2ml x 50ug/ml, nonane