Metsulfuron-methyl, 10 µg/ml, Acetonitrile, 10ml

2,4,4',5-Tetrachlorobiphenyl (74)

(-)-γ-1S,2S,5S,6R,9R,10S-Hexabromocyclododecane, 1.2ml x 50ug/ml, toluene

Fenbendazole, 100 µg/ml, Acetonitrile, 5ml