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 674843 D7-Malathion, 100 µg/ml, Cyclohexane, 1ml Price on request 51120 Column Evaluation Mix ASTM D-5134 Price on request 90595 Aroclor 1248 Price on request