Magnesium oxide, 99.99%
Magnesium oxide, 99.99% (CAS 1309-48-4) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.
About Magnesium oxide, 99.99%
Researchers and plant chemists source Magnesium oxide, 99.99% from Zemixal for routine and specialised work. Identity at a glance (≥99.99%): CAS 1309-48-4, formula MgO and molar mass 40.3 g/mol. It is described as white powder.
Use cases we see most often
- Nanotechnology research
- Materials research
Safe handling
Physical constants on file: melting point 2852 °C and density 3.58. Hazard communication follows GHS (Warning: H319 and H335). Our SDS lists exposure controls and first-aid measures.
Available as 10 g, 25 g and 50 g. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Specifications and identifiers
| Product name | Magnesium oxide, 99.99% |
|---|---|
| Catalogue number | ZX-013506 |
| CAS number | 1309-48-4 |
| IUPAC name | oxomagnesium |
| Molecular formula | MgO |
| Molar mass | 40.3 g/mol |
| Exact mass | 39.98 |
| Purity / assay | ≥99.99% |
| Physical form | Powder |
| Appearance | White powder |
| Melting point | 2852 °C |
| Density | 3.58 |
| H-bond donors / acceptors | 0 / 1 |
| Topological polar surface area | 17.1 Ų |
| HS code | 25199040 |
| InChIKey | CPLXHLVBOLITMK-UHFFFAOYSA-N |
| SMILES | O=[Mg] |
| PubChem CID | 14792 |
| Synonyms | Heavy magnesium oxide, Calcined magnesia, Seawater magnesia, Anscor P, Magnesium oxide (MgO), Magcal, Heavy magnesia, Light magnesia, Maglite de, Magnesa preprata, Akro-mag, Maglite D |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264 + P265, P271, P280, P304 + P340, P305 + P351 + P338, P319, P337 + P317, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 10 g | Quoted on request | |
| 25 g | Quoted on request | |
| 50 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 Magnesium oxide, 99.99%
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Other grades with CAS 1309-48-4
All 21 grades- CAS
- 1309-48-4
- Formula
- MgO
- MW
- 40.3 g/mol
- CAS
- 1309-48-4
- Formula
- MgO
- MW
- 40.3 g/mol
- CAS
- 1309-48-4
- Formula
- MgO
- MW
- 40.3 g/mol
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- Formula
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- MW
- 223.2 g/mol
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