2,5-Dimethylbenzaldehyde-DNPH, 100µg/ml in AcN, 1ml

Calibration Std. #1

Metazachlor OA, 10.0 µg/ml, Acetonitrile, 10ml

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 eth