Bromacil, 100 µg/ml, Acetonitrile, 5ml

Propamocarb-N-desmethyl hydrochloride, 100 µg/ml,

3-Methoxy-2',5'-dichlorobiphenyl, 100µg/ml in IO, 1ml

1,2,3,4,6,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene