PCB 180, 5mg Back Catalog number: 680402 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30004 EPA Method 500 Series Internal Standard #5 Price on request 59217 AA Graphite Furnace Price on request 2126.12-100-IO Arochlor 1242 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53469-21-9 Price on request