Fenchlorphos, 100 µg/ml, Acetonitrile, 5ml

n-Tridecane, ?13C: -33.47, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-50-5

Nitrogen Calibration Set-Low Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Pyridine Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4140-0 Blank S-4140-03 0.3

Tri-p-tolyl phosphate, 1.2ml x 50ug/ml, toluene