Diuron, 10.0 µg/ml, Acetonitrile, 10ml

2,2',3,3',4',5,5'-Heptachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane

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

Benzene and Toluene Calibration Blends Mix#7