Butachlor-ESA sodium salt, 100µg/ml in Acetonitrile, 1ml

Aromatics Quantitative Calibration Mixes (with Internal Standard) 5 Analytes + 2-hexanone as internal standard, each Wt.% as listed in isooctane; unit: 5x1mL one of each Std. Analyte Analyte Std. 1 Std. 2

Tellurium (Te)

Heptenofos,100 µg/mL,MeOH,1mL,