copper arsenate


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copper arsenate

[′käp·ər ′ärs·ən‚āt]
(inorganic chemistry)
Cu3(AsO4)2·4H2 O or Cu5H2(AsO4)4·2H2O Bluish powder, soluble in ammonium hydroxide and dilute acids, insoluble in water and alcohol; used as a fungicide and insecticide.
References in periodicals archive ?
Chromated copper arsenate has been used as a pesticide and wood preserver since the 1930s.
5) CCA is Chromated Copper Arsenate, a chemical used to treat wood to resist insects and fungus.
Chromated copper arsenate (CCA) has been widely used for > 60 years as a wood preservative to extend the lifetime of wood as a building material (Bull 2001; Nico et al.
For years this lumber has been treated with a chemical containing chromated copper arsenate (CCA), which is now being phased out.
Outdoor structures such as decks typically contain wood treated with chromated copper arsenate (CCA) to make it resistant to termites and other pests.
What most parents don't know is that CCA-treated wood is injected with a deadly pesticide called chromated copper arsenate (CCA) to kill insects and prevent rot.
The Washington State Toxics Coalition and Citizens for a Healthy Bay are fighting the allocation of a mixing zone for the Cascade Pole and Lumber Company that would allow the release of high levels of wood preservatives (chromated copper arsenate, creosote and pentachlorophenol) into the Puyallyup River.
Of increasing concern is chromated copper arsenate (CCA), the predominant chemical used in pressure-treated wood for outdoor playgrounds, decks and picnic tables.
The most common of the waterborne preservatives is chromated copper arsenate or CCA.
However, he says contractors typically run into a material on each site that cannot be recycled in light of lead paint or the presence of other chemicals, like chromated copper arsenate (CCA), which was used to treat wood used outdoors.
The traditional method of treating wood involves using high pressure to saturate wood products with chemicals such as chromated copper arsenate (CCA).