Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 200ng/ml , nonane

1,2,4-Trichlorobenzene

Phenanthrene-d10, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1517-22-2

2-Methyl-5-nitroaniline, 100 µg/ml, Acetonitrile,