PCB No. 204, 100µg/ml in Isooctane, 1ml

Perfluoro-n-[1,2-13C2]hexanoic acid, 1.2ml x 50ug/ml, methanol

1,8-Dinitropyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 42397-65-9

Nitrogen Calibration Set-Low Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Pyridine Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4140-0 Blank S-4140-03 0.3