Isoproturon, 100 µg/ml, Acetonitrile, 5ml

Mass-Labelled Mono-Ortho PCB Mixture, 5.00µg/mL in Nonane/8% toluene 1,2ml

Sulfaphenazole, 100 µg/ml, Methanol, 5ml

Flamprop-methyl, 100 µg/ml, Acetonitrile, 5ml