Fenbutatin-oxide

5,5'-Difluoro-3,3',4,4'-tetrachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

U{15N5}-Meleagrin, 25µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.

EPA Method 525 Surrogate Standard