Dichlorvos-d6 (dimethyl-d6), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203645-53-8

1,2,4,5,8-Pentachloronaphthalene, 1.2mL x 50ug/mL, nonane

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)

Cleaning solution for electrodes (box of 25x20mL sachet)