White powder magnesium oxide in white 50 kg sack labeled MgO 90% with net 50 KGS text
Finstar
In Stock

Magnesium Oxide (MgO 90%)

Magnesium Oxide (MgO 90%) is used in refractory linings, agriculture, and environmental applications. It is supplied in 50 kg bags for industrial use. Trusted by Kenyan industries for quality and availability.

Technical Specifications

CAS Number1309-48-4
Chemical FormulaMgO
AppearanceWhite powder
Packaging50 kg polypropylene bags
StorageCool, dry, ventilated chemical storage

Magnesium Oxide (MgO 90%) — Specifications, Uses & Availability

Product Overview

Product NameMagnesium Oxide (MgO 90%)
CategoryAgricultural Chemicals
AvailabilityIn Stock — Ready for Dispatch

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About Magnesium Oxide (MgO 90%)

Magnesium Oxide (MgO 90%) is a white powder used predominantly in refractory materials, where it provides thermal resistance and structural stability at high temperatures. Its alkaline nature makes it useful for soil conditioning and pH adjustment in agriculture. It neutralizes acidic soils, enhancing crop yield and soil health. In environmental management, MgO functions as a flue gas desulfurization agent and wastewater treatment chemical. Finstar Chemicals supplies this grade in 50 kg bags, making it suitable for bulk industrial procurement. Proper handling involves storage in a cool, dry, and ventilated environment to prevent degradation and moisture absorption. Its durability and chemical inertia make it suitable for construction materials, including cement additives and insulation products. Across East African manufacturing and agricultural sectors, MgO 90% is a vital input for processes requiring a refractory or alkaline component. Our supply chain serves Kenya primarily but also covers neighboring regions upon request, ensuring timely delivery and supporting operational continuity in industrial applications.

External references: PubChem · Wikipedia

Applications

Refractory liningsUsed as a primary component in furnace linings and kiln bricks due to its high melting point and thermal stability.
Agriculture soil amendmentApplied to acidic soils to raise pH and provide magnesium nutrition for improved crop growth.
Wastewater treatmentNeutralizes acidic waste streams and precipitates heavy metals for improved water quality.
Flue gas desulfurizationReacts with sulfur dioxide to reduce emissions from industrial smoke stacks.
Cement additiveEnhances durability and reduces moisture penetration in cement and concrete applications.

Benefits

Thermal resistance in furnacesHigh melting point and chemical inertness allow MgO to protect furnace structures from heat damage, extending service life.
Soil pH stabilizationAlkaline properties neutralize acidic soils, improving nutrient availability and crop yields in agricultural operations.
Heavy metal precipitationIn wastewater, MgO reacts to precipitate metals like lead and cadmium, aiding regulatory compliance.
Emission control supportIts reactivity with sulfur dioxide in flue gases helps industries meet environmental emission standards.

Features

Standard 90% purityConsistent chemical composition ensures reliable performance across applications requiring magnesium oxide.
Packed in 50 kg bagsProvides convenient handling and storage for industrial-scale use and ease of transport.
Batch traceabilityDocumentation and COA provided for each batch to support quality control and compliance.

Industries Served

Refractory industryUses MgO as a key raw material for high-temperature resistant bricks and linings in furnaces and kilns.
AgricultureApplies MgO to soils to correct acidity and supplement magnesium, an essential plant nutrient.
Water treatmentEmploys MgO for neutralizing acidic wastewater and removing contaminants before discharge.
Cement manufacturingIncorporates MgO to enhance cement properties such as hardness and moisture resistance.

Magnesium Oxide (MgO 90%) is supplied by Finstar to industrial buyers across Kenya, Uganda, Tanzania, and Rwanda. Read our chemical safety guides for handling best practices.

Delivery Coverage Across Kenya’s Counties

Finstar is a leading supplier of industrial chemicals across Kenya’s counties. Magnesium Oxide (MgO 90%) is dispatched from our Nairobi Industrial Area warehouse to businesses nationwide — including Nairobi, Mombasa, Kisumu, and Nakuru counties — plus cross-border delivery to Uganda, Tanzania, and Rwanda. Towns we regularly supply include:

NairobiMombasaKisumuNakuruEldoretThikaRuiruKiambuMachakosNaivashaNyeriMeruKerichoKakamegaKitaleMalindiNanyukiAthi RiverVoiKilifi

Delivering to a different town or county? Request a quote and our logistics team will confirm delivery timelines to your location.

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