3,3',4,4',5,5'-Hexachlorobiphenyl (169) Back Catalog number: 66169 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10443.25-10MG Irganox 1520 Price on request 79346 Stirophos Price on request 97755 n-Tetradecane Price on request