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

2-Propanethiol, 250mg

Benzo[a]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 203-33-8

4,4'-Methylenedianiline,100 µg/mL,acetonitrile,1mL,