Chromium (Cr), 1µg/ml in 2%-HNO3/Water, 4 x 25ml

Telmisartan, 1000µg/mL in MeOH, 1mL

Thiazafluron, 100 µg/ml, Acetonitrile, 1ml

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