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

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

Product Code. 11450740
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Quantity:
25 g
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.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 1304-28-5
Molecular Formula BaO
Molecular Weight (g/mol) 153.33
MDL Number MFCD00003453
InChI Key QVQLCTNNEUAWMS-UHFFFAOYSA-N
Synonym barium oxide, baryta, barium monoxide, calcined baryta, barium protoxide, oxyde de baryum french, barium oxide, obtained by calcining witherite, oxyde de baryum
PubChem CID 62392
IUPAC Name oxobarium
SMILES O=[Ba]

Specifications

Melting Point 1923°C
Physical Form Powder
Quantity 100 g
UN Number UN1884
Merck Index 14,986
Solubility Information Sparingly soluble in water. Soluble in ethanol,dilute mineral acids and alkali.
Formula Weight 153.33
Percent Purity 99.5%
Refractive Index 1.98
Density 5.7 g/mL
Assay (metals basis excluding Sr), Sr <500ppm
Chemical Name or Material Barium oxide
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Safety and Handling

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Product Identifier
  • Barium oxide
 Signal Word
  • Danger
 Hazard Category
  • Acute toxicity Category 3
  • Acute toxicity Category 4
  • Serious eye damage/eye irritation Category 1
  • Skin corrosion/irritation Category 1 B
 Hazard Statement
  • H301-Toxic if swallowed.
  • H314-Causes severe skin burns and eye damage.
  • H318-Causes serious eye damage.
  • H332-Harmful if inhaled.
 Precautionary Statement
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
  • P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P310-Immediately call a POISON CENTER/doctor/.
 Supplemental information
  • MIXTURE LIST-Contains : Barium oxide

RUO – Research Use Only

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