2,6-Dibromophenol, Internal Standard Stock Solution Cat. No. 2472.6

3,4-Dimethylphenanthrene , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66291-31-4

t-1-Ethyl-2-methylcyclopentane

17 alpha(H),21ß(H)-(22S)-Homohopane, 50µg/mL in Isooctane, 1ml