Mercury (Hg) Back Catalog number: 56280 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2864.12-50-IO 5'-Fluoro-2,3,3',4,4'-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request HPCHLOR-XEP Heptachlor-exo-epoxide (isomer B), 1.2mL x 100ug/mL, nonane Price on request 50073 Fluoride (F-) Price on request