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 97314 Acetone Price on request 676743 Benzene, , , 10ml Price on request ACQ-AQ20-115 Ethanol standard in water,2.0g/L,water, 1.5mL Price on request