Heptachlor-exo-epoxide (cis-)

EPA Method 526 Standard

5,5'-Difluoro-2,2',4,4'-tetrabromodiphenyl ether (2,2',4,4'-Tetrabromo-5,5'-difluorodiphenyl ether), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 886748-32-9

Pentachloronitrobenzene