Mepiquat chloride, 100 µg/ml, Water, 1ml

Dhurrin, ROTICHROM® HPLC, 1mg

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),1000 µg/mL,acetonitrile,1mL,

4-n-Octylphenol, 1000µg/mL in MeOH, 1ml