Butoxycarboxim, 100 µg/ml, Acetonitrile, 5ml

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

2,3,4,5-Tetrachloro-4'-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

1,2,3,7,8-Pentachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,