4-Chloro-3-methylnitrobenzene,100mg/mL,acetonitrile,1mL,

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

Metolachlor (ring-13C6), 100µg/ml in n-Nonane, 1,2ml

Internal Standard ICP-MS (200.8)