Barium oxide, 99.5%
Order Barium oxide, 99.5% (CAS 1304-28-5) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 5 g.
About Barium oxide, 99.5%
Zemixal supplies Barium oxide, 99.5% within its inorganic Chemicals, Metals & Advanced Materials portfolio. For your records (99.5%), the material is defined by CAS 1304-28-5, formula BaO and molar mass 153.33 g/mol. It is described as white to yellow-green or gray powder and chunks.
Where it is used
- Organic synthesis
- Analytical determinations
Safe handling
Literature values: density 5.72 g/mL at 25 °C. Hazard communication follows GHS (Danger: H271, H301, H302 and H314). Our SDS lists exposure controls and first-aid measures. For transport it ships as UN UN 1884.
Order it in 5 g, 25 g and 100 g packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.
Specifications and identifiers
| Product name | Barium oxide, 99.5% |
|---|---|
| Catalogue number | ZX-013361 |
| CAS number | 1304-28-5 |
| IUPAC name | oxobarium |
| Molecular formula | BaO |
| Molar mass | 153.33 g/mol |
| Exact mass | 153.9002 |
| Purity / assay | 99.5% |
| Physical form | Powder |
| Appearance | White to yellow-green or gray powder and chunks |
| Density | 5.72 g/mL at 25 °C |
| H-bond donors / acceptors | 0 / 1 |
| Topological polar surface area | 17.1 Ų |
| HS code | 28164000 |
| UN number | UN 1884 |
| InChIKey | QVQLCTNNEUAWMS-UHFFFAOYSA-N |
| SMILES | O=[Ba] |
| PubChem CID | 62392 |
| Synonyms | Barium monoxide, Calcined baryta, Barium protoxide, Barium oxide (BaO), Oxyde de baryum, Barium oxide, obtained by calcining witherite, Barium monoixde, (Oxido)barium, Barium oxide, 97%, BARIUM OXIDE, BaO, Barium oxide, technical grade, 90%, Barium oxide [UN1884] [Poison] |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H271May cause fire or explosion, strong oxidizer
- H301Toxic if swallowed
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H315Causes skin irritation
- H318Causes serious eye damage
- H319Causes serious eye irritation
- H332Harmful if inhaled
Precautionary statements P210, P220, P260, P261, P264, P264 + P265, P270, P271, P280, P283, P301 + P316, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P306 + P360, P316, P317, P321, P330, P332 + P317
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Barium oxide, 99.5%
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Other grades with CAS 1304-28-5
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