Iron oxides and hydroxides

Author:Prof. Dr. med. Peter Altmeyer

Last updated on: 29.10.2020

Synonym(s)

1309-33-7 (Eisenhydroxid); CAS No 1309-37-1 (Eisenoxid)

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DefinitionThis section has been translated automatically.

Iron oxides and hydroxides are yellow, red, red-brown and black pigments. They are insoluble in water and soluble in dilute hydrochloric acid.

Field of application/useThis section has been translated automatically.

Food additive (E 172)

Colour pigment in paints and polishes

Authors

Last updated on: 29.10.2020

Author: Prof. Dr. med. Peter Altmeyer