Mass-Labelled PCB Sampling Standard, 1.2ml, nonane

Cyanazine, 1000µg/ml in MeOH, 1ml

DL-N-Nitrosonornicotine-d4, 1000µg/mL, Solvent-acetonitrile, Unit 2mL, # of units-1, Cas.no. 66148-19-4

2,4,6-Trichloroanisole-d5