OLC 3.2 Continuing Calibration Solution

Nitrobenzene, 250mg

6-Nitrobenzo[a]pyrene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 352431-12-0

Camphechlor (Toxaphene), 100 µg/ml, Ethyl acetate