Hexavalent Chromium (Cr +6) Back Catalog number: 59811 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0026.40-2MG Quaterrylene, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 188-73-8 Price on request 675624 Isoprothiolane, 10 µg/ml, Acetonitrile, 10ml Price on request 70025 Benzene, 1000µg/ml in MeOH, 1ml Price on request