2,4’-DDE, 1000µg/ml in Hexane, 1ml Back Catalog number: 79114 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 15900-0230-100AN5 Atrazin, 100μg/ml in Acetonitrile, 5ml Price on request 675081 Penoxsulam, 25mg Price on request 675708 4-Nonylphenol-di-ethoxylate, 10.0 µg/ml, Acetone, Price on request