CEN/TC 38/WG 25 - External Factors and Preconditioning
Standardisation of the field tests in ground contact and out of ground contact, of the methods for determination of the permanence of active matters in the treated wood after evaporation to air and leaching into water, of the conditions of preconditioning before the biological tests.
External Factors and Preconditioning
Standardisation of the field tests in ground contact and out of ground contact, of the methods for determination of the permanence of active matters in the treated wood after evaporation to air and leaching into water, of the conditions of preconditioning before the biological tests.
General Information
Frequently Asked Questions
CEN/TC 38/WG 25 is a Working Group within the European Committee for Standardization (CEN). It is named "External Factors and Preconditioning" and is responsible for: Standardisation of the field tests in ground contact and out of ground contact, of the methods for determination of the permanence of active matters in the treated wood after evaporation to air and leaching into water, of the conditions of preconditioning before the biological tests. This committee has published 13 standards.
CEN/TC 38/WG 25 develops CEN standards. The scope of work includes: Standardisation of the field tests in ground contact and out of ground contact, of the methods for determination of the permanence of active matters in the treated wood after evaporation to air and leaching into water, of the conditions of preconditioning before the biological tests. Currently, there are 13 published standards from this working group.
The European Committee for Standardization (CEN) is a public standards organization that brings together the national standardization bodies of 34 European countries. CEN provides a platform for developing European Standards (ENs) and other technical documents in relation to various products, materials, services, and processes, supporting the European Single Market.
A Working Group in CEN is a specialized group responsible for developing standards or technical work within a defined scope. These bodies bring together international experts to create consensus-based standards that support global trade, safety, and interoperability.