PCB 138, 10.0 µg/ml, Isooctane, 10ml Back Catalog number: 682123 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 71954 2,3-Dimethylheptane Price on request 678457 Phoxim, 100 µg/ml, Acetonitrile, 1ml Price on request 678168 Etaconazole, 100 µg/ml, Acetonitrile, 1ml Price on request