2,3-Dichlorobiphenyl (5)

2,4'-DDD (=TDE), 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 53-19-0

5-Nitro-o-toluidine,100 µg/mL,acetonitrile,1mL,

Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane