PCB Congeners & Hexachlorobenzene Mix #5 Back Catalog number: 95454 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C16990100 Sulfachloropyridazine, 250mg Price on request 676810 Triazamate, 10.0 µg/ml, Cyclohexane, 10ml Price on request 682830 2-Butanethiol, 1000mg Price on request