2,3',4',5-Tetrachlorobiphenyl (70) Back Catalog number: 66070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11739.12-100-IO 2,2',3,4,4',6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 59874 Beryllium (Be) Price on request 79279 cis-Chlordane Price on request