PCDD & PCDF Calibration Kit, 6 x 200ul, nonane

1,1-Dichloro-2-[2-chloro(13C6)phenyl]-2-[4-chloro(13C6)phenyl]ethane, 1.2mL x 100ug/mL, nonane

2,2’,4,4’,6,6’-Hexachlorobiphenyl (155)

2,2',5,5'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35693-99-3