Dursban, 1000µg/mL in MeOH, 1ml

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

EPA O-FID Quantitative Calibration Check Standard (with Internal Standard) 5 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x5mL, 5x5mL Name Wt.% Name Wt.% Methanol 3.80Methyl tert-buty

2,2’,3,3’,4,4’,5,5’-Octachlorobiphenyl (194)