PCB Congeners & Hexachlorobenzene Mix #1 Back Catalog number: 95450 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70671 EPN Price on request 675885 Asulam, 10.0 µg/ml, Acetonitrile, 10ml Price on request 94837 CLP Semi-Volatile Calibration Mix #5 Price on request