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 92553 Volatile Standard Price on request 675615 Flutolanil, 100 µg/ml, Ethyl acetate, 5ml Price on request 97131 Atrazine Price on request