Copper Hydroxide

Biocide for Use as Wood Preservative (PT 8)

Copper Hydroxide is used as a preventive fungicidal and insecticidal active ingredient in chemical wood preservation in the use classes 1, 2, 3 and 4-1, as described in EN 335.


In accordance with the directive 2012/2/EU of the commission the inclusion of Copper Hydroxide in Annex I of the Directive 98/8/EC was agreed upon starting on 01 Feb. 2014.


Copper Hydroxide is produced at the production facility of Spiess-Urania Chemicals in Hamburg and is used by the manufacturers of wood preservative products in different aqueous systems.
The application is used in vacuum pressure impregnation or dipping and is limited to industrial use.