Mass-Labelled PCDD Solution/Mixture, 1.2ml, nonane Back Catalog number: DS-1000 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 21056 CLP Acid & Base/Neutral Surrogate Mix Price on request 0027.18-200-T Benzo[c]phenanthrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 195-19-7 Price on request 70494 sym-Trinitrobenzene Price on request