Revised Spiking Standard #2

Nitrogen Calibration Set-High Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Carbazole Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4141-0 Blank S-4141-03

Tris(4-nitrophenyl) Phosphate, >98%, 25g

p,p'-(13C12)Methoxychlor, 100µg/ml in Nonane, 1,2ml