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- Chromium Dioxide (Cr2O3) Synonyms:
Cr2O3, chromic oxide, chromium(III) oxide, chrome oxide green, chromium oxide green, chromium sesquioxide, chromia, chrome green, eskolaite, CAS# 1308-38-9,
- Chromium Dioxide (Cr2O3) Designations:
Chemical Name: Chromium(III) oxide
Chemical Formula: Cr2O3
Chromium(III) oxide is the inorganic compound of the formula Cr2O3. It is one of principal oxides of chromium and is used as a pigment. In nature, it occurs as the rare mineral eskolaite.
- Chromium Dioxide (Cr2O3) Physical Properties Available:
Pieces, powder and targets
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Molecular Weight (g/mol.)
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151.99
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Apparent Density (g/cm3)
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Specific Gravity
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5.22
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Specific Heat @25°C (cal/g-°C)
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Melting Point (°C)
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~2435
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Boiling Point (°C)
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4000
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RTECS Number
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GB6475000
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Solubility In Water
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insoluble
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Merck
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132254
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Refractive Index
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2.5
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Mohs Hardness
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8.0 to 8.5
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HS Code
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28199090
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Crystallography
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Because of its considerable stability, chromia is commonly used pigment and was originally called viridian. It is used in paints, inks, and glasses. It is the colourant in "chrome green" and "institutional green." . Source: Wikipedia
Jars, pails, drums, multiply paper bags, bulk bags and fiberboard containers. For further information on packaging options contact READE. Packaging may vary according to HAZMAT and TSCA (SARA Title III) status.
Listed. For further information please call the E.P.A. at +1.202.554.1404
- Chromium Dioxide (CR2O3) International Safety Card:
NIOSH External Link
a) CAS# 1308-38-9 (chromium oxide, Cr2O3)
b) CAS#12018-01-8 (chromium oxide, CrO2)
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