Dimethachlor, 100 µg/ml, Acetonitrile, 5ml

4-Hydroxysulfadiazine,100 µg/mL,MeOH,1mL,

Hexachlorocyclopentadiene

1,2,4,7,8-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene