Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

Chlorfenson, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 80-33-1

Calibration Standard Mix 4

PCB No. 50, 100µg/ml in Isooctane, 1ml