EPA Method 525.2 Pesticide Level 2

Nitrogen Calibration Set-High Boiling Solvents, Blanc 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

4-Methyl-2-pentanone, 2000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 108-10-1

Sodium perfluoro-1-octanesulfonate, 50µg/ml in MeOH, 1,2ml