4.4'-DDE (13C12), 100µg/ml in n-Nonane, 1,2ml Back Catalog number: S-FC93S-1.2ML Availability: In the manufacturer's stock Price on request - + Recommended 73574 Benzyldimethyldodecylammonium chloride Price on request P286243 Perfluoro-2,5-dimethyl-3,6-dioxanonanoic Acid, 100 Price on request 20003 EPA Method 8240A/1666 - Purgeable Internal Std Price on request