2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 66155 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 94865 1664 Oil & Grease Calibration Level #3 Price on request 32891 1,2,4,5-Tetramethylbenzene Price on request A786992 L-Ascorbic Acid-13C6, 1mg Price on request