Eosin Y, Dye content ~99 %, 5g

Pyridine

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

Naproxen, 100µg/ml in MeOH, 1ml