PCB No. 185, 10 ng/µl, 10ml

Sodium 1H,1H,2H,2H-perfluorooctane sulfonate (6:2), 50µg/ml in MeOH, 1,2ml

Fenthion-oxon, 10.0 µg/ml, Acetonitrile, 10ml

Mass-Labelled Chlorinated Methoxybiphenyl Solution/Mixture, 1.2ml, toluene