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

4,4'-Dibromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2050-47-7

Bromoxynil, 10.0 µg/ml, Acetonitrile, 10ml

Pentachlorobenzene, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 608-93-5