Calibration Std. #1

2,4-Dibromophenol-PFB, 1000µg/mL, Solvent-isopropanol, Unit 5mL, # of units-1, Cas.no.

[13C12]Dibenzofuran, 1.2ml x 50ug/ml, toluene

1,1,1-Trifluoroethane