Mass-Labelled PCDF/PCB Syringe Spike, 1.2ml, nonane

1-Aminobenzo[e]pyrene, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no.

gamma-HCH, 10.0 µg/ml, Ethyl acetate, 10ml

2-Nitrofluorene-d9, 100µg/ml in Toluene, 1ml