Hexavalent Chromium (Cr 6+) Back Catalog number: 56161 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72981 Hexaconazole Price on request 3728.12-50-IO 5'-Fluoro-2,3,3',4,5,6-hexachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 0713.11-K-IO 2-Methylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 91-57-6 Price on request