PCB 28, 10.0 µg/ml, Isooctane, 10ml Back Catalog number: 680572 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended PCB-ST-A10 Native PCB Stock Solution , 1.2ml , nonane Price on request 676740 D8-4,4'-DDE, 100 µg/ml, Acetone, 1ml Price on request 674522 PSA-GCB-Mix 3 Price on request