4,4'-DDE, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678380 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 12048.23-10-AN alpha-Cyhalothrin,10 µg/mL,acetonitrile,1mL, Price on request 90184 Toxaphene Price on request 14022-CY5 PAH - Mix 16, 100µg/ml in Cyclohexane, 5ml Price on request