Fluorene, 100 µg/ml, Acetonitrile, 1ml

Bis(2-ethylhexyl) adipate, 1000 µg/ml, Methanol,

Perfluoro-n-[1,2-13C2]dodecanoic acid, 50µg/ml in MeOH, 1,2ml

2-Butanone, 5ml