2,3',4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Valve Timing Calibration Mix (with Internal Standard) 5 Analytes, each Wt.% as listed in isooctane; units: 1x10mL and 5x10mL Name Wt.% Name Wt.% Benzene 4.5 o-Xylene

Dibenz[a,h]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 53-70-3

Chromium (Cr)