Hexavalent Chromium (Cr 6+) Back Catalog number: 56161 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73479 3-Hydroxybutyric acid Price on request 59021 Lithium 6 (6Li) Price on request 0138.16-K-IO 2,2',5,5'-Tetramethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3075-84-1 Price on request