Hexavalent Chromium (Cr +6) Back Catalog number: 54172 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678498 Quinalphos, 100 µg/ml, Acetonitrile, 1ml Price on request 8865.9-K-IO 2-Methylquinoxaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 675320 Cinidon-ethyl, 10.0 µg/ml, Acetonitrile, 10ml Price on request