2-Chloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

3-Nitro-p-toluidine

Sulfur Calibration Standard Unit: 10mL screw cap bottle or custom-made cylinders Chiron No. Matrix: Methanol Compound Concentration S-4078 0185.2 Dimethyl sulfide 5 ppm (w/w)

Anilofos, 100 µg/ml, Acetonitrile, 1ml