Chlorpyrifos, 10.0 µg/ml, Acetonitrile, 10ml

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

Methacrifos, 100 µg/ml, Toluene, 1ml

Benzo[a]pyrene, 10µg/mL, Solvent-acetonotrile, Unit 1mL, # of units-1, Cas.no. 50-32-8