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

Sildenafil citrate,100 µg base/mL,MeOH,1mL

Cholest-4-ene-3-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 601-57-0

2,4-Dimethylphenol