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Barium oxide - AR, ≥97% , CAS No.1304-28-5
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Why this grade
AR, ≥97% AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Storage & shipping
Room temperature,Argon charged,Desiccated Ships FedEx DG Service Check lot-specific COA for exact specifications.
Quality documents
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Literature proof
Cited in 20 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Overview
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.
Specifications
Synonyms
Barium monoxide
Specifications & Purity
AR, ≥97%
Storage
Room temperature,Argon charged,Desiccated
Shipped In
FedEx DG Service
Grade
AR
Purity
≥97%
Product Properties
hba_count
1
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508814036
Canonical Smiles
O=[Ba]
IUPAC Name
oxobarium
InChIKey
QVQLCTNNEUAWMS-UHFFFAOYSA-N
INCHI
1S/Ba.O
Isomeric SMILES
O=[Ba]
WGK Germany
3
RTECS
CQ9800000
UN Number
1884
Packing Group
III
Molecular Weight
153.33
Reaxy-Rn
3902812
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3902812&ln=
Documentation
📋 Safety Data Sheet (SDS)
Comprehensive hazard, handling, storage, and regulatory compliance document.
<<<<<<< HEAD Download SDS → ======= Download SDS → >>>>>>> release248-p3✅ Certificate of Analysis (COA)
Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →🔬 Specification Sheet
Full quality attributes and acceptance criteria for this grade.
View spec sheet →Advanced Data
Taxonomic Classification
Taxonomy Tree
- Kingdom Inorganic compounds
- Superclass Mixed metal/non-metal compounds
- Class Alkaline earth metal organides
- Subclass Alkaline earth metal oxides
- Class Alkaline earth metal organides
- Superclass Mixed metal/non-metal compounds
| Kingdom | Inorganic compounds |
|---|---|
| Superclass | Mixed metal/non-metal compounds |
| Class | Alkaline earth metal organides |
| Subclass | Alkaline earth metal oxides |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Alkaline earth metal oxides |
| Alternative Parents | Inorganic oxides |
| Molecular Framework | Not available |
| Substituents | Alkaline earth metal oxide - Inorganic oxide |
| Description | This compound belongs to the class of inorganic compounds known as alkaline earth metal oxides. These are inorganic compounds containing an oxygen atom of an oxidation state of -2, in which the heaviest atom bonded to the oxygen is an alkaline earth metal. |
| External Descriptors | Not available |
3D Structure
Interactive Chemical Structure Model
Certificates (CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 I2624206 | Certificate of Analysis | Oct 12, 2026 | B104889 |
| I2624207 | Certificate of Analysis | Oct 12, 2026 | B104889 |
| I2624208 | Certificate of Analysis | Oct 12, 2026 | B104889 |
| D2620179 | Certificate of Analysis | Apr 11, 2026 | B104889 |
| D2620197 | Certificate of Analysis | Apr 11, 2026 | B104889 |
| F2426336 | Certificate of Analysis | Apr 29, 2024 | B104889 |
| F2426337 | Certificate of Analysis | Apr 29, 2024 | B104889 |
| F2426488 | Certificate of Analysis | Apr 29, 2024 | B104889 |
| F2426489 | Certificate of Analysis | Apr 29, 2024 | B104889 |
Chemical and Physical Properties
| Solubility | Sparingly soluble in water. Soluble in ethanol, dilute mineral acids and alkali. |
|---|---|
| Sensitivity | air sensitive,Moisture sensitive |
| Boil Point(°C) | 2000°C |
| Melt Point(°C) | 1923°C |
| Molecular Weight | 153.330 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 153.9 Da |
| Monoisotopic Mass | 153.9 Da |
| Topological Polar Surface Area | 17.100 Ų |
| Heavy Atom Count | 2 |
| Formal Charge | 0 |
| Complexity | 2.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
Documents & Articles
Citations of This Product
Solution Calculators
Reviews
Customer Reviews
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