PCB Mix 50 ppb Back Catalog number: 95017 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BR-NMEFOSAA N-methylperfluoro-1-octanesulfonamidoacetic acid isomeric mixture, 50µg/ml in MeOH, 1,2ml Price on request 681013 Ametoctradin Metabolite M650F06 hydrochloride, 10m Price on request 82514 EPA Method 8270C - B/N Matrix Spiking Solution Price on request