2,2',3,3',4,4',5,6-Octachlorobiphenyl

alpha-Hydroxyalprazolam-D5

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

Campesterol, 100µg/mL, Solvent-hexane, Unit 1mL, # of units-5, Cas.no. 474-62-4