Chromium(III) oxide, 99%

Description

CAS: 1308-38-9 | Cr2O3 | 151.99 g/mol

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.

Specifications

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
• IUPAC Name: dichromium(3+) trioxidandiide
• SMILES: [O--].[O--].[O--].[Cr+3].[Cr+3]

• Boiling Point: 3000°C
• Melting Point: 2435°C
• Color: Green
• Physical Form: Powder
• Quantity: 500 g
• Assay Percent Range: 99%
• Solubility Information: Insoluble in water,alcohol,acetone and acids.
• Formula Weight: 151.99
• Odor: Odorless
• Refractive Index: 2.551
• Appearance: Pale to dark green powder
• Density: 5.22
• Chemical Name or Material: Chromium(III) oxide

Safety and Handling

Hazard Category	H302-H332-H317 : Harmful if swallowed. Harmful if inhaled. May cause an allergic skin reaction.
EINECSNumber	215-160-9
RTECSNumber	GB6475000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only