Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: DF-LCS-C40 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 96501 Fentanyl-D5 Price on request 93498A n-Hydrocarbon Standard Price on request 51184 LUST Retention Time Standard Price on request