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 34481 1,2-Difluorotetrachloroethane Price on request PN-12S 2,7-Dichloronaphthalene, 1.2ml x 50ug/ml, nonane Price on request 98184 Phthalates Standard Price on request