VPH Calibration Check Standard Rev 1.1

1,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

BTEX (10 µg/mL)

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