Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: DF-LCS-B Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 1635.20-200-T 1-/3-Nitrobenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 70021-99-7/70021-98-6 Price on request ES-5353 Toxaphene Congeners (Parlar 26, 50 and 62), 2µg/ml in Nonane, 1,2ml Price on request 677616 Chlordecone (Kepone), 10.0 µg/ml, Ethyl acetate, Price on request