5-Methyl-2,2',4,5'-tetrachlorodiphenylmethane

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

Phenanthrene D10, 2000 ng/µl, 1ml

4-tert-Octylphenol 9EO, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.