2,3,5,6-Tetrachlorobiphenyl (65) Back Catalog number: 66065 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 81204 EPA Method 8121 Surrogate Standard Price on request 98311 Denatured Fuel Ethanol Calibration Level 4 Price on request 673097 5,5-Diphenylhydantoin, 250mg Price on request