Chromium(III) oxide, 99%, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11371629	Thermo Scientific Alfa Aesar 012285.22	100 g
11381629	Thermo Scientific Alfa Aesar 012285.36	500 g

Description

Chromium(III) oxide is known as green compound which is used 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.

Chemical Identifiers

• CAS: 1308-38-9
• Molecular Weight (g/mol): 151.99
• InChI Key: UOUJSJZBMCDAEU-UHFFFAOYSA-N
• PubChem CID: 517277
• IUPAC Name: dichromium(3+) trioxidandiide

• Molecular Formula: Cr2O3
• MDL Number: MFCD00010949
• Synonym: chromium iii oxide, chromia, dichromium trioxide, chromium sesquioxide, chrome green, green chromium oxide, chromium 3+ oxide, green cinnabar, chrome ochre, chrome oxide
• ChEBI: CHEBI:48242
• SMILES: [O--].[O--].[O--].[Cr+3].[Cr+3]

Specifications

• Boiling Point: 3000°C
• CAS: 1308-38-9
• Physical Form: Powder
• Molecular Formula: Cr2O3
• Synonym: chromium iii oxide, chromia, dichromium trioxide, chromium sesquioxide, chrome green, green chromium oxide, chromium 3+ oxide, green cinnabar, chrome ochre, chrome oxide
• InChI Key: UOUJSJZBMCDAEU-UHFFFAOYSA-N
• IUPAC Name: dichromium(3+) trioxidandiide
• PubChem CID: 517277
• Formula Weight: 151.99
• Refractive Index: 2.551
• Density: 5.2 g/cm³at 20°C

• Melting Point: 2435°C
• Color: Green
• Assay Percent Range: 99%
• MDL Number: MFCD00010949
• Solubility Information: Insoluble in water,alcohol,acetone and acids.
• SMILES: [O--].[O--].[O--].[Cr+3].[Cr+3]
• Molecular Weight (g/mol): 151.99
• ChEBI: CHEBI:48242
• Odor: Odorless
• Appearance: Pale to dark green powder
• Chemical Name or Material: Chromium(III) oxide

Safety and Handling

H302-H332-H317 : Harmful if swallowed. Harmful if inhaled. May cause an allergic skin reaction.

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missing translation for 'rtecsNumber' : GB6475000

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

RUO – Research Use Only