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

1-Nitrobenzo[e]pyrene

3-Methylfuran, 100 ng/µl, 1ml

Sodium 1H,1H,2H,2H-perfluorodecylphosphate, 1.2ml x 50ug/ml, methanol