2,2',3,3',4,5,6'-Heptachlorobiphenyl (174)

EPA O-FID Quantitative Calibration Check Standard (without Internal Standard) 4 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x10mL, 5x10mL Name Wt.% Name Wt.% Methanol 4.0Methyl tert-butyl et

Non-Buffered Mix

Benzo(a)anthracene, 100µg/ml in Acetonitrile, 1ml