PSA-GCB-Mix 14 Back Catalog number: 674503 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678586 Chlorfluazuron, 100 µg/ml, Acetonitrile, 1ml Price on request DF-ST-C Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 70496 4-Nitroquinoline-1-oxide Price on request