Verification II Standard 2

4,4’-Dichlorobiphenyl

2,2',3,4',5,5',6-Heptachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 52663-68-0

4-Fluoro-3-methylphenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 452-70-0