Metribuzin-diketo, 100 µg/ml, Acetonitrile, 1ml

1,2,7,9-Tetrachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

2,3,4,4',5,6-Hexachlorobiphenyl (166)

2,6-Dichlorophenol, 250mg