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 70964 n-Octane Price on request 673126 Basic violet 3, 250mg Price on request 673498 4,4'-Dichlorobenzophenone, 250mg Price on request