EPA Method 1666 Standard #2 Back Catalog number: 82450 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10004 CLP Semi-Volatiles Toxic Substances #1 Price on request DDF-MDT Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 675886 Asulam, 100 µg/ml, Acetonitrile, 5ml Price on request