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 12534.12-100-AN Bisphenol S, 100µg/ml in Acetonitrile, 1ml Price on request 58120 Calcium (Ca) Price on request 93726 Tetraethyllead Price on request