PCB Congeners & Hexachlorobenzene Mix #5 Back Catalog number: 95454 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71127 EPA Method 418.1 - Total Petroleum Hydrocarbons Price on request 679938 Betaxolol hydrochloride, 10mg Price on request 2676.8-250MG Tetrabromophthalic anhydride Price on request