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 70283 Toxaphene Price on request 10709.4-100-ME O,O-Diethylthiophosphate-13C2, sodium salt, 100µg/ml in MeOH, 1ml Price on request 54135 Oil & Grease - Calibration Price on request