2,3,3',4'-Tetrachlorobiphenyl (56) Back Catalog number: 66056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended FRS-037N 1,2-Bis(2,4,6-tribromophenoxyl)ethane, 50mg Price on request 73516 2-Methylsulfonyl-4-trifluoromethyl benzoic acid Price on request 59504 ICP-MS Standard Price on request