Semi-Volatile Internal Standard

13C6-2,4-D, 100µg/ml in Acetonitrile, 1ml

Valve Timing Calibration Mix (without Internal Standard) 4 Analytes, each Wt.% as listed in isooctane; units: 1x10mL, 5x10mL Name Wt.% Name Wt.% Benzene 5.0 o-Xylene 10.0 Toluene 5.0 Isooctane

PSA-GCB-Mix for 2007.01 per AOAC