Formaldehyde (5 ppm)

Hexyl 2-ethylhexyl phthalate (isomer mixture), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 75673-16-4 (CAS of single isomer)

Benzo(b)fluoranthene, 1000µg/ml in Acetonitrile, 1ml

Perfluorooctylphosphonic acid, 50µg/ml in MeOH, 1,2ml