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CHROMIUM (III) HYDROXIDE N-HYDRATE

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CHROMIUM (III) HYDROXIDE N-HYDRATE Basic information
CHROMIUM (III) HYDROXIDE N-HYDRATE Chemical Properties
Safety Information
CHROMIUM (III) HYDROXIDE N-HYDRATE Usage And Synthesis
  • Chemical PropertiesGreen, gelatinous precipitate. Decomposes to chromic oxide by heat. Insoluble in water; soluble in acids and strong alkalies.
  • Physical propertiesBluish-green powder or green gelatinous precipitate; decomposes to chromium(III) oxide on heating; insoluble in water; soluble in dilute mineral acids when freshly prepared, becoming insoluble on aging; soluble in strong alkalis.
  • UsesGuignet’s green, catalyst, tanning agent, mordant.
  • PreparationChromium(III) hydroxide may be prepared by precipitation from mixing ammonium hydroxide solution with a soluble chromium(III) salt, such as chromium(III) chloride or nitrate:
    CrCl3 + 3NH4OH → Cr(OH)3 + 3NH4Cl.
  • Safety ProfileA confirmed carcinogen. A poison. A powerful oxidizer. A powerful irritant of skin, eyes, and mucous membranes.
CHROMIUM (III) HYDROXIDE N-HYDRATE Preparation Products And Raw materials
CHROMIUM (III) HYDROXIDE N-HYDRATE(1308-14-1)Related Product Information
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