Mass-Labelled PCB Recovery Standard, 1.2ml, nonane

2,4-Dibromophenol-PFB, 1000µg/mL, Solvent-isopropanol, Unit 5mL, # of units-1, Cas.no.

Butoxycarboxim, 100 µg/ml, Acetonitrile, 5ml

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