Cyanocobalamin Back Catalog number: 72134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3104.12-50-IO 2,2',5,6'-Tetrabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 60044-25-9 Price on request 92913 Chlorinated Anisoles Standard #1 Price on request 10684.12-100-IO 2,3',5',6-Tetrachlorobiphenyl Price on request