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We do not offer international shipping to countries within the European Union

We can only ship non-hazardous products to Rest of World

Magnesium Oxide 96% Light

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Price: £13.75

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Stock Availability

On Shelf - Approx. UK delivery date: Thursday the 11th September 2025*

In bulk stock - ships within 10 - 12 Working Days (Excluding weekends and public holidays)

4 to 6 weeks approx. (Not guaranteed)

UK Shipping

Unfortunately, we are not currently accepting orders for Northern Ireland.

We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.

AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE

* We will always try to ship as early as possible. Delivery could be much quicker than stated but is not guaranteed

Applications

Refractory material
One of the raw materials for making cement
Used by libraries to preserve books

General

What is Magnesium Oxide? Also known by alternate names such as Calcined Magnesia, and Dead Burned Magnesia, is a white powder compound that is widely used in industrial, agricultural, and chemical applications. Chemical formula is MgO

Consistent Quality: We use only carefully sourced Magnesium Oxide, ensuring reliable and consistent performance for various industrial, agricultural, and chemical applications.

Shipped from Manchester, UK Facility: Sourced and packaged in non-toxic, chemical-resistant containers, ensuring safe handling and maintaining the product’s quality during transport.

Frequent Uses

Metallurgical Applications
Employed in the production of steel, where it serves as a refractory material. It is used to line furnaces and kilns due to its ability to withstand extreme temperatures. The high purity of this product makes it ideal for use in the production of non-ferrous metals and for desulphurisation processes in the steel industry.

Environmental Management
Used to neutralise acidic water and to treat industrial effluents, helping to reduce the environmental impact of pollutants. It is also used in the treatment of wastewater and as a stabiliser for hazardous waste materials.

Specification

Minimum Assay: >96%
Molecular Formula: MgO
Molecular Weight: 40.30
Solubility in water (% weight): Insoluble in water
Melting Point: 2852°C
Boiling Point: 3600°C
Refractive Index: 1.736
Loss on ignition at 800°C: <1.78%
Free Alkali & Soluble Salts: <1.8%
Acid Insoluble Substances: <0.00%
Calcium (Ca): <0.5%
Heavy Metals (as Pb): <0.002%
Iron (Fe): <0.001%