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

N-Nitrosodiisobutylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 997-95-5

Benzyl isobutyl paraben

3-Pentanol, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 584-02-1