2-Nitropyrene, 200ug/mL in Toluene, 1ml

EPA 8041A Internal Standard S-4209-K-5IP 2 Analytes, each 1000µg/mL in isopropanol; unts: 1x1mL, 5x1mL, 1x5mL 2470.6 2,5-Dibromophenol [28165-52-8] 3103.12 2,2’,5,5’-Tetrabromobiphenyl [59080-37-4]

Propachlor

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