4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml

Sodium perfluoro-1-[1,2,3-13C3]hexanesulfonate, 50µg/ml in MeOH, 1,2ml

1-Butylindol,neat,neat,10mg,

3,3',4,4',5,5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 32774-16-6