Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

3,6-Dibromo-9H-carbazole, 1.2ml x 50ug/ml, nonane

2-Phenylphenol, 100 µg/ml, Acetone, 5ml

9,10-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 604-83-1