2,3,3’,4,4’,5’-Hexachlorobiphenyl (157)

Dimethyl phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 131-11-3

EPA Method 8250

1,2,4,5,8-Pentachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane