Chromium Oxide

Synonym(s)

: Chromium (III) oxide, dichrome trioxide, chromium sesquioxide

Mol. Formula

: Cr2O3

EC / List no.

: 215-160-9

CAS no.

: 1308-38-9

Molecular weight

: 151,99

Chromium oxide is a green colored powder material. It has many uses in abrasives, refractory materials, electrical semiconductors, as a pigment especially in glass dyeing, alloys, printing of fabrics and banknotes, as a catalyst for organic and inorganic reactions.

Application

» Widely used in coating products, cosmetics and personal care products, fillers, putties, plasters, modeling clay, finger paints, laboratory chemicals, pH regulators and water treatment products.
» Used in construction and civil works, mix formulations and/or repackaging.
» This substance is used in the manufacture of: mineral products (eg plasters, cement), plastic products and chemicals.
» Used in machine wash fluids/detergents, automotive care products, paints, coatings or adhesives, fragrances and air fresheners, coolants in refrigerators, oil-based electric heaters, hydraulic fluids in automotive suspension, lubricants in engine oil and brake fluids.

Product Specifications

Physical and Chemical Properties
» Light to dark green, fine, hexagonal crystals.

Properties

Characteristics	Unit	Value	Condition
Melting point	°C	2435
Boiling point	°C	4000
Density	g/cm3	5.22	20 °C
Solubility	µg/L	10.3	20 °C, soluble with water
Refractive index		2.551