Roxithromycin, 100 µg/ml, Methanol, 1ml

Endosulfan sulphate

Oxygenate Quality Control Standard (without Internal Standard) 13 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x10mL, 5x10mL Name Wt.% Name Wt.% Methanol 1 Di-isopropyl ether 3 Ethanol 1 iso-Butanol

Mesosulfuron-methyl, 100 µg/ml, Acetonitrile, 5m