Citrate-Extraction-Mix Back Catalog number: 674481 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678502 Spirodiclofen, 100 µg/ml, Acetonitrile, 1ml Price on request 91868 Aroclor 1242 Price on request 678378 4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Price on request