Native Stock PCDDs and PCDFs, 1.2ml, nonane Back Catalog number: EPA-8290STN Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 50401 Nitrate as (NO3-) Price on request 9425.8-10MG Valproic acid-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 87745-17-3 Price on request 683763 Cycloxydim Metabolite BH 517-TGSO, 100 µg/ml, Ace Price on request