EPA Method 8240A Mix #2

Hexachlorobenzene, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 118-74-1

2-Chloro[13C12]biphenyl, 50.0µg/mL in Nonane/5% toluene, 1,2ml

Cations Mix