Fenthion-oxon, 100 µg/ml, Acetonitrile, 1ml

Pentabromo[13C6]benzene, 1.2ml x 50ug/ml , toluene

Napropamide, 100 µg/ml, Cyclohexane, 5ml

2,2'-DDE, 10 µg/ml, Cyclohexane, 10ml