Isonoruron, 100 µg/ml, Acetonitrile, 1ml

6-Chloroperfluorohexylphosphonic acid, 50µg/ml in MeOH, 1,2ml

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

Decabromodiphenyl ether, 1.2ml x 50ug/ml, toluene