EPA Method 502/524 High Conc VOC Mix #3

4,4'-Dibromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Nitrogen Calibration Set-High Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Carbazole Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4141-0 Blank S-4141-03

Toxaphene Parlar-No. 50, 1µg/mL in Cyclohexane, 1ml