Propylthiouracil-d5, 2,5mg

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

Anthracene-d10, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1719-06-8

Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane