chromium metal cr


  • Chromium | Cr - PubChem

    Chromium is a trace element that plays a role in glucose metabolism. It has the atomic symbol Cr, atomic number 24, and atomic weight 52. According to the Fourth Annual Report on Carcinogens (NTP85-002,1985), chromium and some of its compounds have been listed as known carcinogens.

  • MBR Metals

    Chromium. It is a steely-gray, lustrous, hard metal that takes a high polish and has a high melting point. It is also odorless, tasteless, and malleable.

  • Chromium | chemical element | Britannica.com

    Chromium: Chromium (Cr), chemical element of Group 6 (VIb) of the periodic table, a hard, steel-gray metal that takes a high polish and is used in alloys to increase strength and corrosion resistance.

  • Cobalt-chrome - Wikipedia

    Cobalt-chrome or cobalt-chromium ... the process requires vacuum conditions or inert atmosphere to prevent oxygen uptake by the metal. ASTM F75, a Co-Cr-Mo alloy, ...

  • Chromium Compounds - US EPA

    Chromium Compounds Hazard Summary Chromium occurs in the environment primarily in two valence states, trivalent chromium (Cr ... The metal chromium …

  • Chromium - Wikipedia

    Chromium is a chemical element with symbol Cr and atomic number 24. It is the first element in group 6.It is a steely-grey, lustrous, hard and brittle metal which takes a high polish, resists tarnishing, and has a high melting point.

  • Chromium metal (as Cr) - Centers for Disease Control …

    Revised IDLH: 250 mg Cr/m 3 Basis for revised IDLH: The available toxicological data contain no evidence that an acute exposure to a high concentration of chromium metal would impede escape or cause any irreversible health effects within 30 minutes.

  • Chromic cation | Cr+3 - PubChem

    Chromium is a naturally occurring heavy metal found in the environment commonly in trivalent, Cr(III), and hexavalent, Cr(VI), forms. The reduction of Cr(VI) to Cr(III) results in the formation of reactive intermediates that contribute to the cytotoxicity, genotoxicity and carcinogenicity of Cr(VI)-containing compounds.

  • Chromium--Makes Stainless Steel Stainless

    Chromium, a steely-gray, lustrous, hard metal that takes a high polish and has a high melting point, is a silvery white, hard, and bright metal plating on steel and

  • Safety and Health Topics | Hexavalent Chromium ...

    Hexavalent chromium [Cr(VI)] is one of the valence states (+6) of the element chromium. It is usually produced by an industrial process. Cr(VI) is known to cause cancer. In addition, it targets the respiratory system, kidneys, liver, skin and eyes. Chromium metal is added to alloy steel to increase ...

  • Chromium Metal | AMERICAN ELEMENTS

    Chromium Metal Cr bulk & research qty manufacturer. Properties, SDS, Applications, Price. Free samples program. Term contracts & credit cards/PayPal accepted.

  • Chromium | Plansee

    Chromium is a lightweight blue-silvery white metal. The name chromium comes from the Greek "chroma" and means color. ... This is achieved by dissolving CrO3 Cr ...

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