Pentachlorophenol, 1000µg/ml in MTBE, 1ml

WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml

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

o-Cresol