Hexavalent Chromium (Cr +6) Back Catalog number: 50093 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672833 Bispyribac sodium salt, 100mg Price on request 98628 624B Internal / Surrogate Standard Price on request 676762 Flupyrsulfuron-methyl, 100 µg/ml, Acetonitrile, Price on request