D6-Chlorotoluron, 100 µg/ml, Acetone, 1ml

Fenitrothion, 1000µg/ml in MeOH, 1ml

Quantitative Paraffins Standard, 6,25% w/w, 2ml

Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-octane sulfonate (6:2), 50µg/ml in MeOH, 1,2ml