Hexavalent Chromium (Cr +6) Back Catalog number: 50739 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677407 Penflufen, 100 µg/ml, Acetonitrile, 1ml Price on request 96577 Mestranol Price on request 680450 3,5,6-Trichloro-2-pyridinole, 100 µg/ml, Methanol Price on request