Heptafluorobutyric acid, 100mg

Ethyl heneicosanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28898-67-1

5ß(H)-Cholestan-3-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 601-53-6

Chrysene-trans-3,4-dihydrodiol, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 64920-32-7