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

Crimidine, 10.0 µg/ml, Ethyl acetate, 10ml

2,4-Dimethylbenzo[h]quinoline, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 605-67-4

Leptophos, 10.0 µg/ml, Ethyl acetate, 10ml