1,2-Dimethylnaphthalene, certified, 50mg

2,2',3,5',6-Pentachlorobiphenyl, 100µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 38379-99-6

Sodium perfluoro-1-tridecanesulfonate, 50µg/ml MeOH, 1,2ml

2-(Diethylamino)ethanol, 1000mg