4-Dodecylphenol, mixture of isomers, 250mg

Purified asfalthenes from North Sea Oil, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no.

Perfluoro-5-oxahexanoic acid (PFMBA), 50µg/ml in MeOH, 1,2ml

Riboflavin-13C,15N2, 1mg