Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: NK-ST-A4 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 3391.9-100-AN Endosulfan Price on request 19262 EPA Method 525 - PAH Standard Price on request 673439 Sethoxydim, 100 µg/ml, Acetonitrile, 5ml Price on request