Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: DF-LCS-C Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 94549 Semi-Volatile Standard Price on request C20591500 Benzo(b)furan, certified, 25mg Price on request 8232.6-1ML Cyclohexanone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 108-94-1 Price on request