PCB No. 52, 10µg/mL in Isooctane, 10ml

Verapamil-d6, 1mg

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

Pesticide-Mix 164, 10 ng/µl, 10ml