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

Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane

1,2,6-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3031-05-8

Mepronil, , Solvent-, Unit , # of units-, Cas.no. 55814-41-0