Hexavalent Chromium Back Catalog number: 55209 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11746.12-100-IO 2,2',3,4',5,6'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request C12216000 Dibromoacetic acid, certified, 0.25g Price on request PCB-ST-A Native PCB Stock Solution , 1.2ml , nonane Price on request