Mass-Labelled PCB Extraction Standards, 1.2ml, nonane

Benzo[b]naphtho[1,2-d]furan, 10mg

Fenvalerate

5'-Fluoro-3,3',4,4',5-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.