Perfluorododecanesulfonic acid, 50µg/ml in MeOH, 1ml

2-Phenylbenzimidazole-5-sulfonic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 27503-81-7

2,2',3',4,6-Pentachlorobiphenyl (98)

5ß(H)-Cholestan-3ß-ol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 360-68-9