D5-Acetochlor ESA sodium salt, 100 µg/ml, Water,

1,2,4,5-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml

EPA O-FID Quantitative Calibration Mixes (without Internal Standard) 4 Analytes, each Wt.% as listed in RFA Gasoline; unit: 5x10mL one of each Std. Analyte Std. 1 Std. 2 Std. 3 Std. 4 Std. 5

3-Chlorothiophene in isooctane Units: 10mL screw-capped bottle