D8-4,4'-DDE, 100 µg/ml, Acetone, 1ml

Pentabromotoluene, 1.2ml x 50ug/ml , toluene

1,4-Dinitrosopiperazine-d8, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 69340-07-4

Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane