Magnesium Oxide Calcined

Synonym(s)

: Oxomagnesium, magnesia, periclase

Mol. Formula

: MgO

EC / List no.

: 215-171-9

CAS no.

: 1309-48-4

Molecular weight

: 40,305

Magnesium oxide appears as a white solid, usually found as a powder. When fine particles of magnesium oxide are dispersed in air when formed by direct combustion or cutting of magnesium metal, the resulting magnesium oxide fumes pose an inhalation hazard.

Application

» Widely used in abrasives, adhesives and sealants, agricultural products (non-pesticides), air care products, automotive care products, batteries.
» It is used in building/construction materials, catalyst, electrical and electronic products, fabric, textile and leather products, foods, grains, generic drug products and pet feed.
» It is used in cleaning, neutralization and sorbent, high temperature refractories for oven linings, ink, toner and coloring products, paints and coatings, personal care products.
» There are various usage areas such as water treatment products, catalyst, industrial refractory products.

Product Specifications

Physical and Chemical Properties
» Appears as a light or heavy white powder depending on whether it is prepared by heating magnesium carbonate or basic magnesium carbonate.
» Odorless.

Properties

Characteristics	Unit	Value	Condition
Melting point	°C	3600
Boiling point	°C	2825
Vapor pressure	Pa	0	20 °C
Density	g/cm3	3.58	20 °C
Solubility	mg/ L	86	30 °C, soluble with water
pH		10.3
Refractive index		1.7355	589 nm