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

Acenaphthenequinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 82-86-0

Perfluoro-4,5-dimethylhexane sulfonate, 200ul x 1.00ug/ml, methanol

PAH Standard (50 ppm)