2,3,5,6-Tetrachlorobiphenyl (65) Back Catalog number: 63065 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72006 4-Ethylguaiacol Price on request 71040 2,4-Dimethylhexane Price on request X9068 3,3’-Dichlorobenzidine Price on request