PCB Congeners & Hexachlorobenzene Mix #4 Back Catalog number: 95453 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73212 Methanesulfonamide Price on request 1970.12-5MG 2,2',3,4,4',5-Hexabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 182677-30-1 Price on request 675708 4-Nonylphenol-di-ethoxylate, 10.0 µg/ml, Acetone, Price on request