2,3,4,5-Tetrachlorobiphenyl (BZ-70)

4,4-DDT standard

1-Methyl-4-n-propylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 1074-55-1

Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane