7H-Perfluoroheptanoic acid, 50µg/ml in MeOH, 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

D10-Parathion-ethyl, 100 µg/ml, Acetone, 1ml

Fluorene-d10, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 81103-79-9