2,2'-DDE, 10 µg/ml, Cyclohexane, 10ml Back Catalog number: 678133 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 676195 Mexacarbate, 100 µg/ml, Acetonitrile, 5ml Price on request 678343 Chlorfenson, 100 µg/ml, Ethyl acetate, 5ml Price on request 53085 QC Standard 2 Price on request