Ferrous Iron (Fe) Back Catalog number: 50640 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2486.12-50-IO 2,2',3,3',4,4',5,6-Octabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 446255-38-5 Price on request 2727.6-K-MEX5 Hexachlorobenzene-13C6 Price on request EPA-1613PAR Precision and Recovery Stock Solution, 1.2ml, nonane Price on request