Molinate, 100 µg/ml, Ethyl acetate, 5ml

1,2,3,7,8-Pentachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Nitrobenzene, 1000µg/ml in MeOH, 1ml

Metazachlor, 10 µg/ml, Cyclohexane, 10ml