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  7. Chromium(III) oxide, Puratronic™, 99.97% (metals basis), Thermo Scientific Chemicals

Chromium(III) oxide, Puratronic™, 99.97% (metals basis), Thermo Scientific Chemicals

Product Code. 11350939
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Description

Also known as green compound for buffing and polishing, it can be used as abrasives. Apart from being used as a precursor to the magnetic pigment viz., chromium dioxide, it is used in inks, glasses, and pigments (viridian). They are employed as plating agents and surface treating agents. It is a catalyst in the Phillips process of manufacture of high density polythene.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 1308-38-9
Molecular Formula Cr2O3
Molecular Weight (g/mol) 151.99
MDL Number MFCD00010949
InChI Key UOUJSJZBMCDAEU-UHFFFAOYSA-N
Synonym chromium iii oxide, chromia, dichromium trioxide, chromium sesquioxide, chrome green, green chromium oxide, chromium 3+ oxide, green cinnabar, chrome ochre, chrome oxide
PubChem CID 517277
ChEBI CHEBI:48242
SMILES [O--].[O--].[O--].[Cr+3].[Cr+3]

Specifications

Boiling Point 3000°C
Melting Point 2435°C
Color Green
Physical Form Powder
Quantity 25 g
Merck Index 14,2234
Solubility Information Insoluble in water,alcohol,acetone,alkalies and acids.
IUPAC Name dichromium(3+) trioxidandiide
Formula Weight 151.99
Percent Purity 99.97%
Grade Puratronic™
Odor Odorless
Refractive Index 2.551
Density 5.22 g/mL
Assay (metals basis)
Chemical Name or Material Chromium(III) oxide
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RUO – Research Use Only

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