Perfluoro-n-undecanoic acid, 1.2ml x 50ug/ml, methanol

4-Hydroxyisophthalic acid (4-Hydroxybenzene-1,3-dicarboxylic acid), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 636-46-4

Benzaldehyde

N-Nitrosodi-n-octylamine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 6335-97-3