2,3,4',5-Tetrachlorobiphenyl, 5mg

Ethylene glycol, 1000µg/ml in Water, 1ml

Ethylene sulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 420-12-2

Perfluoro-1-octanesulfonamidoacetic acid, 50µg/ml in MeOH, 1,2ml