4,4'-DDE, 100 µg/ml, Methanol, 1ml Back Catalog number: 679459 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 92704 EPA Method 525Mix #2 Price on request 92915 Oxygenates in Gasoline Standard Price on request 675555 Cinosulfuron, 100 µg/ml, Acetonitrile, 5ml Price on request