Hexavalent Chromium (Cr 6+)

1-(3,4-Dichlorophenyl)-3-methylurea, 100 µg/ml, A

Octabromodibenzofuran (96%), 1.2ml x 24ug/ml, toluene

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