Barium oxide, 99.5% (metals basis excluding Sr), Sr <500ppm, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11440740	Thermo Scientific Alfa Aesar 044440.14	25 g
11450740	Thermo Scientific Alfa Aesar 044440.22	100 g

Description

Barium oxide is used in cathode ray tubes, crown glass, and catalysts. It is used for the adsorption NO and NO₂. It also plays an important role for NO₂ storage and reduction. It acts as an efficient ethoxylation catalyst.

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: 1304-28-5
• Molecular Weight (g/mol): 153.33
• InChI Key: QVQLCTNNEUAWMS-UHFFFAOYSA-N
• PubChem CID: 62392
• SMILES: O=[Ba]

• Molecular Formula: BaO
• MDL Number: MFCD00003453
• Synonym: barium oxide, baryta, barium monoxide, calcined baryta, barium protoxide, oxyde de baryum french, barium oxide, obtained by calcining witherite, oxyde de baryum
• IUPAC Name: oxobarium

Specifications

• Melting Point: 1923°C
• Physical Form: Powder
• MDL Number: MFCD00003453
• Merck Index: 14,986
• Solubility Information: Sparingly soluble in water. Soluble in ethanol,dilute mineral acids and alkali.
• SMILES: O=[Ba]
• Molecular Weight (g/mol): 153.33
• Formula Weight: 153.33
• Refractive Index: 1.98
• Assay: (metals basis excluding Sr), Sr <500ppm

• CAS: 1304-28-5
• Molecular Formula: BaO
• UN Number: UN1884
• Synonym: barium oxide, baryta, barium monoxide, calcined baryta, barium protoxide, oxyde de baryum french, barium oxide, obtained by calcining witherite, oxyde de baryum
• InChI Key: QVQLCTNNEUAWMS-UHFFFAOYSA-N
• IUPAC Name: oxobarium
• PubChem CID: 62392
• Percent Purity: 99.5%
• Density: 5.7 g/mL
• Chemical Name or Material: Barium oxide

Safety and Handling

GHS H Statement
H302-H332
Harmful if swallowed.
Harmful if inhaled.

P260-P264b-P270-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P501c

H301-H314-H332-H335

missing translation for 'dotInformation' : Transport Hazard Class: 6.1; Packing Group: III; Proper Shipping Name: BARIUM OXIDE

missing translation for 'einecsNumber' : 215-127-9

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

RUO – Research Use Only