PCB No. 170, 100µg/ml in Cyclohexane, 5ml

4-n-Nonylphenol diethoxylate, 1000µg/ml in Isooctane, 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

Iminostilbene