PCB Congener Mix #4 Back Catalog number: 94982 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9193.19-10MG Nortriptyline-d3 hydrochloride (N-methyl-d3) Price on request C17414700 Tetraniliprole, 25mg Price on request 675819 Pentachloroethane, 250mg Price on request