2-Butanone-2,4-DNPH, 100mg

Mass-Labelled PBB Solution/Mixture, 1.2ml, nonane

Cimetidine hydrochloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 70059-30-2

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