Colorana® Products

The COLORANA® products range from iron oxide concentrates to sub-micron iron oxide powders. The products are based on natural iron oxides extracted from our own iron ore mines and world-wide available iron oxide concentrates. The raw materials are carefully selected, refined and processed to meet customer needs and fulfill the stringent demands from highly advanced applications.

REACH
All COLORANA® products are registered in accordance with REACH 1907/2006/EEC. The black iron oxides are registered as substances 215-277-5: Triirontetraoxide, Fe3O4. The red iron oxides are registered as 215-168-2: Diirontrioxide Fe2O3.
Identified uses for the products are listed in: General information COLORANA Black and General information COLORANA Red

Magnetite and Hematite fingerprints
Mineralogical term: Magnetite
Synonym: Ferric ferrous oxide, Black iron oxide
Chemical formula: Fe3O4 Chemical class: Inorganic
Substance type: Natural substance
Physical state: Solid
Colour Index: C.I. Pigment Black 11 (77499)
CAS #: 1317-61-9, 1309-38-2, 12227-89-3, 
EINECS #: 215-277-5, 215-169-8, 235-442-5, 
Colour: dark grey to black

Mineralogical term: Hematite
Synonym: Ferric-oxide, Red iron oxide
Chemical formula: Fe2O3 Chemical class: Inorganic
Substance type: Calcined natural substance
Physical state: Solid
Colour Index: C.I. Pigment Red 101 (77491)
CAS #: 1309-37-1, 1317-60-8, 1337-37-2
EINECS #: 215-168-2, 215-275-4
Colour: dark bordeaux red to yellowish red

Based on grain size and physico-chemical properties, the COLORANA® products are currently used as: