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

Methyl pentanoate (Methyl valerate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 624-24-8

Sulfur Standard: S @ 100 µg/g (0.0100 wt%) in #2 Diesel Fuel

1,3,5-Trichlorobenzene, 100 µg/ml, Methanol, 1ml