Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane

Atrazine-d5 (ethyl-d5),100 µg/mL,acetonitrile,1mL,

Naphthalene-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1146-65-2

Fenthion, 100 µg/ml, Acetonitrile, 5ml