(±)-11-OH-Δ9-THC-d3, 100µg/ml in MeOH, 1ml

2,3,5,6-Tetrachlorophenol, 100 µg/ml, Cyclohexane

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

EPA Method 502/524 Fortification Solution