7H-Perfluoro heptanoic acid, 100mg

Nitrogen Calibration Set-High Boiling Solvents, Blanc 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

1,2-Bis(phenylthio)ethane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 622-20-8

1,2,3,4-Tetrachloro[13C12]dibenzofuran (97.5%), 1.2ml x 48.75ug/ml, toluene