Mass-Labelled PCDD Solution/Mixture, 1.2ml, nonane Back Catalog number: DS-1000 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 50668 Methylarsonic acid (As) Price on request 10413.4-K-ME Sodium DL-3-hydroxybutyrate-2,4-13C2 Price on request 50707 Multi Elements Solution Price on request