Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: NK-ST-B4 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 50631 Ammonia as (NH4+) Price on request 681297 Taleranol, 10.0 µg/ml, Acetonitrile, 1ml Price on request 93553 1,2,3-Trichloropropane-d5 Price on request