Food Grade MgO 85%/ 90% Magnesium Oxide
RAW MATERIAL
MgO

Food Grade MgO 85%/ 90% Magnesium Oxide

Food Grade MgO 85%/ 90% Magnesium Oxide is a white to light-yellow magnesium oxide material supplied in 85% and 90% grades for food, pharmaceutical, tanning, lubricant, and industrial applications.

Chemical Name
Magnesium Oxide
Molecular Weight
40.3 g/mol
Molecular Formula
MgO
EINECS
215-171-9
PRODUCT OVERVIEW

Product Description

Food Grade MgO 85%/ 90% Magnesium Oxide is an inorganic magnesium oxide raw material supplied as a white to light-yellow solid under normal conditions. Magnesium oxide is used across a broad range of food and industrial applications. The reference product is available in 85% and 90% MgO specification grades and is intended for applications including food processing, pharmaceuticals, tanning, lubricants, silicon steel, and other specialized industrial processes. The applicable grade and final suitability should be confirmed against the supplier's actual COA, TDS, and product specifications for the intended application.
PRODUCT PARAMETERS

General Parameters

Appearance
White or light yellow solid under normal temperature
KEY PROPERTIES

Product Characteristics

White to light-yellow solid under normal conditions.
Available in 85% and 90% MgO specification grades.
Suitable for food, pharmaceutical, tanning, lubricant, and industrial applications.
Fine material with specified 200-mesh passing requirements.
TECHNICAL SPECIFICATIONS

Specification Data

Specification Industrial Grade 90% Industrial Grade 85%
MgO by wt % 90.00 min 85.00 min
CaO by wt % 2.00 max 5.00 max
Fe³⁺ (Fe₂O₃) by wt % 0.50 max 1.00 max
Al₂O₃ by wt % 0.50 max 1.00 max
SiO₂ by wt % - 10.00 max
Passing on 200 mesh by wt % 90.00 min 90.00 min
Loss on ignition by wt % 6.00 max 13.00 max
Acid insoluble matter by wt % 2.00 max -
APPLICATIONS

Typical Uses

Used in lubricant, tanning basification, pharmaceutical, silicon-steel, and other specialized industrial applications.
Food-grade magnesium oxide is used as a food additive, color-stabilizing agent, and food supplement.
STORAGE & HANDLING

Handling Guidance

Store in suitable sealed packaging in a clean and dry storage area. Protect the material from moisture, contamination, and unsuitable storage conditions. Storage and handling requirements should follow the actual supplier COA, SDS, and technical documentation.
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