Chloridazon-methyl-desphenyl, 100 µg/ml, Acetonit

Diuron, 100µg/mL in Acetonitrile, 1ml

2,2',3,4',5,5',6-Heptachloro-4-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

2,4’-DDE, 1000µg/ml in Hexane, 1ml