Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: NK-ST-B2 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 19094 EPA Method 601 Internal Standard Price on request 684308 Mefenpyr, 10mg Price on request L474830 (+)-Lupanine Perchlorate, 1mg Price on request