4,4'-DDE, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673533 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680801 DPOSA, 10.0 µg/ml, Methanol, 10ml Price on request 40010 EPA Method 604/625 - Phenols Standard Price on request 92271 Alcohol Standard 1 Price on request