PCB Mix 25 ppb

o-Terphenyl-d14, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 5142-76-6

N-Nitrosopyrrolidine-d8, 1000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 1219802-09-1

1,2,3,5,6,7-Hexachloronaphthalene,,,,