The inclusion of boron in wood preservative
formulations is another avenue currently considered principally for use in dry conditions (Evans 2003, Freeman et al.
Key words: Tannin, Caprolactam, Wood preservative
Standard Test Method for Wood Preservatives
by Laboratory Soil-Block Cultures.
Development of wood preservatives
without the use of harmful or toxic materials such as copper, arsenic or chromium is also on the rise.
as a wood preservative
, the EPA recently released a preliminary risk assessment for penta that supports the chemical's registration eligibility.
Coal tar creosote (containing over 300 different compounds, the majority of which are PAHs such as phenols, cresols, xylenols, pyridines, and benzene) is the most commonly used wood preservative
in the United States [Agency for Toxic Substances and Disease Registry (ATSDR) 2002].
Lonza introduced an alternative to chromium copper arsenic (CCA), a carcinogenic wood preservative
banned by the EPA in Dec.
On its Web site, the Wood Preservative
Science Council in Mount Vernon, Va.
Environmental concerns have emerged around the wood preservative
chromated copper arsenate (CCA) which contains heavy metals including chromium and arsenic.
Housenger, associate director of the antimicrobials division of the Environmental Protection Agency (EPA) provided testimony that CCA's use would be assessed under two different tracks, which will result in the most rigorous risk assessment ever done on a wood preservative
CCA has been used as a chemical wood preservative
since the 1930s.