Oxydemeton-methyl, 25mg

Atrazine-desethyl-desisopropyl, 50µg/mL in MeOH, 1ml

Valve Timing Calibration Mix (with Internal Standard) 5 Analytes, each Wt.% as listed in isooctane; units: 1x10mL and 5x10mL Name Wt.% Name Wt.% Benzene 4.5 o-Xylene

Cyclohexanone-DNPH