This document specifies a method for the determination of the eradicant action of a surface application of a fast and a slow acting wood preservative product or a deferred acting wood preservative product on solid wood infested with larvae of Hylotrupes bajulus (Linnaeus).
This method is applicable to:
-   organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates; or
-   organic water-dispersible formulations, as supplied or as prepared in the laboratory by di...
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    • Standard
      23 pages
      English language
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This document specifies the minimum performance requirements in biological tests for products for curative uses against specific wood destroying organisms. It specifies the biological tests required together with the efficacy criteria to be achieved in each test.
Chemicals against insects can act according to their specific properties within a short time (fast acting) or only after a long period (slow acting or with a deferred effect). Different tests and efficacy requirements are needed for th...
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    • Standard
      18 pages
      English language
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    • Standard
      18 pages
      English language
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This document details a method for determining the water uptake and the effectiveness of the drying process on solid wood, wood-based materials or coated wood by means of water absorption and water vapour desorption. This document lays down a method to assess the moisture dynamics of wooden products which can be a contributing factor to the susceptibility to wood decay.

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    • Standard
      15 pages
      English language
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This Technical Specification describes a laboratory method for obtaining water samples from preservative treated wood exposed out of ground contact (wood held in the storage yard after treatment and which has been in conditions designed to simulate outdoor, out of ground contact situations), at increasing time intervals after exposure.

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    • Technical specification
      16 pages
      English language
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This European Standard specifies a method for determining the leaching of active ingredients or other compounds from preservative treated wood by a semi field method for Use Class 3 (outdoor above ground). The preservative treated wood can be tested with or without subsequently surface coating or other water-repellent treatment. The method is applicable to the testing of commercial or experimental preservatives or paint systems applied to non-durable timber by methods appropriate to commercial p...view more

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    • Technical specification
      18 pages
      English language
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This European Standard specifies the requirements for labelling wood preservative products according to their efficacy and suitability for use, for each of the five use classes defined in EN 335.
This European Standard is applicable to all wood preservative products supplied for application in liquid form for the preventive treatment of timbers (structural and non-structural) against wood-attacking fungi, wood-attacking insects and marine organisms as described in EN 1001-2 and EN 335. It is ap...
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    • Standard
      9 pages
      English language
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This European Standard gives guidance on methods for determining and classifying the durability of wood and wood-based materials against biological wood-destroying agents.
The methods can be applied either to individual wood species, batches of wood and processed wood-based materials, including heat-treated, preservative-treated wood and modified wood. However, this standard is not intended to replace testing of the efficacy of biocides.
The wood-destroying agents considered in this standard a...
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    • Standard
      67 pages
      English language
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This document specifies a method for the determination of the toxic values of a wood preservative against the larvae of Hylotrupes bajulus (Linnaeus), introduced into wood treated previously by full impregnation. This method is applicable to: ¾ water-insoluble chemicals which are being studied as active insecticides; ¾ organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates; ¾ organic water-dispersible formulations as supplied or as prepared in the laborato...view more

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    • Standard
      23 pages
      English language
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This European Standard specifies a method for the determination of the preventive action of a wood preservative against eggs of Hylotrupes bajulus (Linnaeus) when the preservative is applied as a surface treatment to wood. This method is applicable to: - water-insoluble chemicals which are being studied as active insecticides; - organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates; - organic water-dispersible formulations as supplied or as prepared in th...view more

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    • Standard
      23 pages
      English language
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This European Standard specifies a method for the determination of the preventive action of a wood preservative against recently hatched larvae of Hylotrupes bajulus (Linnaeus) when the preservative is applied as a surface treatment to wood. This method is applicable to: - water-insoluble chemicals which are being studied as active insecticides; - organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates; - organic water-dispersible formulations as supplied o...view more

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    • Standard
      26 pages
      English language
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This European Standard specifies a method for the determination of the protective effectiveness or the toxic values of a wood preservative against infestation by Anobium punctatum (De Geer) when the product is applied as a surface treatment to wood. This method is applicable to: ¾ water-insoluble chemicals which are being studied as active insecticides, ¾ organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates, ¾ organic water-dispersible formulations as su...view more

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    • Standard
      22 pages
      English language
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This European Standard describes a method for determining total organic carbon by calculating the difference between the results of measurements of total carbon (TC) and total inorganic carbon (TIC). The identification of the bio-based content given by the stable isotopes such as 13C is described also.
This method is applicable to all wood species, wood-based materials (panels, plywood, wood-polymer, etc.) and woods containing chemicals in general.

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    • Standard
      29 pages
      English language
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This European Standard specifies a method for the determination of the protective effectiveness or the toxic values of a wood preservative against Anobium punctatum (De Geer) by egg-laying and larval survival in wood which has been treated previously by full impregnation. This method is applicable to:
-   water-insoluble chemicals which are being studied as active insecticides;
-   organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates;
-   organic water-disp...
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    • Standard
      21 pages
      English language
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The scope of WG28 Performance Classification is expressed in this Technical Report:
Guidance on the determination of end use performance of wood products: utilization and improvement of existing test methods to estimate service life, in order to give input to the harmonized product standards dealing with the durability requirement of the CPD and future Regulation (EU) No 305/2011 (The Construction Products Regulation CPR).
This Technical Report brings together the evaluations and discussions t...
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    • Technical report
      35 pages
      English language
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This European Standard specifies a method for determining the relative protective effectiveness against fungal decay of a wood preservative applied to wood in combination with a subsequent surface coating, exposed to the weather and out of contact with the ground. The effectiveness is evaluated relative to a reference wood preservative.
The method is applicable to the testing of commercial or experimental preservatives applied to non-durable timbers by methods appropriate to commercial practice...
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    • Standard
      25 pages
      English language
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This European Standard specifies a field test method for evaluating the effectiveness of wood preservatives in a ground contact situation. Wood treated with a reference preservative is included for comparison.
The protective effect of the test preservative is assessed in relation to the effect of a reference wood preservative applied by a specified treatment.

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    • Standard
      24 pages
      English language
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This European Standard specifies a method of test for the determination of the protective effectiveness of a wood preservative, applied to the surface of the wood, against wood destroying basidiomycetes cultured on an agar medium.
The method is applicable to all products which are to be applied by superficial application processes. This includes:
-   organic solvent-based wood preservatives; or
-   organic water-dispersible formulations, as supplied or as prepared in the laboratory by dilution of...
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    • Standard
      29 pages
      English language
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This part of EN 599 specifies for each of the five use classes defined in EN 335-1, the biological tests required for evaluating the efficacy of wood preservatives for the preventive treatment of solid timber, together with the minimum ageing tests required for the respective use class. It provides the method for calculating the critical value of a preservative. The critical value is the value that shall be used to calculate the recommended retention of the preservative appropriate for specific ...view more

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    • Standard
      41 pages
      English language
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    • Standard – translation
      42 pages
      Slovenian language
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This European Standard specifies a method for the determination of the preventive action of a wood preservative against the Reticulitermes species of European termites ) when the preservative is applied as a surface treatment to wood.
This method is applicable to:
-   water-insoluble chemicals which are being studied as active ingredients;
-   organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates;
-   organic water-dispersible formulations as supplied or ...
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    • Standard
      18 pages
      English language
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This European Standard is applicable to solid wood and wood-based products.
This European Standard defines five use classes that represent different service situations to which wood and wood-based products can be exposed. This standard also indicates the biological agents relevant to each situation.
A use class is not a performance class and does not give guidance for how long wood and wood-based product will last in service.

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    • Standard
      14 pages
      English language
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This document specifies a method for the determination of the toxic values of a wood preservative against the Reticulitermes species of European termites ). This method is applicable to: - water-insoluble chemicals which are being studied as active insecticides; - organic water-dispersible formulations as supplied or as prepared in the laboratory by dilution of concentrates; and - water soluble materials, for example salts. NOTE This method can be used in conjunction with an ageing procedure, fo...view more

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    • Standard
      22 pages
      English language
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This CEN Technical Report specifies a laboratory method for determining the content of propiconazole in treated wood using either Gas Chromatography (GC) or High Performance Liquid Chromatography (HPLC).
The method is aiming at determining the treatment quality at the time of treatment.
NOTE 1   Under appropriate circumstances the method is applicable for tebuconazole-treated wood as well as for the analysis of waste timber with respect to its propiconazole content.
The method has a detection...
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    • Technical report
      11 pages
      English language
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This Technical Specification specifies a laboratory method for obtaining water samples from treated wood which has been in conditions designated to simulate continuous contact with the ground or with water (use Class 4 or 5), at time intervals after exposure.

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    • Technical specification
      17 pages
      English language
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This Technical Report specifies the minimum performance requirements for hot air treatment intended for application against specific classes of wood attacking organism. It specifies the minimum performance criteria to be achieved by hot air treatment.
NOTE   Until now sufficient practical experience and results of scientific tests are available only for heat treatments using hot air as a medium to increase the temperature inside building components up to a threshold lethal to wood destroying orga...
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    • Technical report
      16 pages
      English language
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    • Technical report
      16 pages
      English language
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This European Standard specifies a method which is only suitable for testing preparations and systems which are intended to prevent the occurrence of blue stain fungi in wood in service. It is not suitable for assessing the temporary preventive effectiveness of anti-stain preservatives on round wood or on freshly cut wood. The method is not intended for the determination of the fungicidal properties of the surface coating applied to the wood after the priming coat. This European Standard lays do...view more

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    • Standard
      45 pages
      English language
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This European Standard specifies the reference methods for determining the penetration and retention of creosote in timber freshly treated with creosote, principally in order to ascertain whether the treated timber conforms to specifications written in terms of EN 351-1. It also provides guidance on the acquisition of test samples and their handling between sampling and analysis.
NOTE   In the day-to-day practice at the plant, other methods (e.g. weighing the charge before and after treatment) ca...
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    • Standard
      15 pages
      English language
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This European Standard specifies procedures for obtaining a representative sample from a consignment of creosote.
This standard is only applicable to consignments of creosote which are in a single phase at the time of the sampling.
NOTE 1   At ambient temperature, part of the creosote may be in crystalline form. In such cases, it is necessary to heat the creosote to a temperature above the crystallization point of the particular creosote at which it is entirely liquid before sampling.
NOTE 2   Al...
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    • Standard
      8 pages
      English language
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This European Standard specifies a high performance liquid chromatographic (HPLC) method for the determination of the water-extractable phenols content of creosote.
For reasons of precision, this standard is applicable to the determination of the water-extractable phenols content of creosotes containing more than 10 g of water-extractable phenols per kilogram of creosote.

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    • Standard
      11 pages
      English language
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This European Standard specifies a procedure for obtaining a sample of creosote from creosoted timber for subsequent analysis.

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    • Standard
      8 pages
      English language
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This European Standard specifies a method for the determination of benzo(a)pyrene in creosote using high performance liquid chromatography (HPLC).
This standard is only applicable to creosotes containing more than 30 mg/kg benzo(a)pyrene.

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    • Standard
      12 pages
      English language
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This part of EN 351 provides guidance on the general procedures used in obtaining samples of preservative-treated wood to determine the penetration and retention of wood preservative.
This part of EN 351 is applicable for the production of preservative-treated solid wood, including glued laminated timber, suitable for use in those service conditions defined by the use classes in EN 335-1. However, the sampling guidance provided within this part of EN 351 may be applied for the subsequent examin...
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    • Standard
      15 pages
      English language
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This part of EN 351 establishes classification for preservative-treated wood in terms of preservative penetration and gives guidance on a classification of retention. These should be used as a basis for specifying preservative treatments for particular products.
This part of EN 351 provides terminology to be used by the specifier when preparing a preservative treatment specification or product standard. It is not a treatment specification in itself.
This part of EN 351 is applicable to the pro...
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    • Standard
      21 pages
      English language
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    • Standard – translation
      19 pages
      Slovenian language
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This document specifies a method for determining the efficacy of wood preservatives applied to wood by penetration treatment against wood destroying basidiomycetes cultured on a malt extract agar medium.
The method is applicable to formulated products or to their active ingredients.
NOTE   This method can be used in conjunction with an ageing procedure, for example EN 73 or EN 84.
Annex A (informative) contains an example of a test report.
Annex B (normative) contains some methods of steriliza...
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    • Standard
      31 pages
      English language
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This document specifies a method for determining the performance of a preservative, applied to the upper surface of the mortar test specimens, in preventing the growth of dry rot through the treated mortar when exposed to the test fungus.
This method is only applicable to masonry fungicides applied as a true solution of the preservative in water or dilute oil in water emulsion. It is not applicable to rods, pastes and other similar preservative types. This method is applicable to preservatives ...
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    • Standard
      20 pages
      English language
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This document specifies a method of test for determining the natural durability of a timber against wood-destroying basidiomycetes cultured on a malt extract agar medium. The method is applicable to all timber species.
Furthermore this method can be used to test modified wood. The test method described in this document can be applied to specific wood species, commercial supplies of sawn timber, wood-based materials, wood treated with preservatives and modified wood, both thermally and chemicall...
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    • Standard
      29 pages
      English language
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This document specifies an evaporative ageing procedure, applicable to test specimens of wood and wood-based products which are subsequently subjected to biological tests.
NOTE   The method can also be used for pre-conditioning of untreated wood, modified wood and wood-based panel products, whether they received preservative treatment or not.

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    • Standard
      10 pages
      English language
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This document specifies a method for leaching, applicable to test specimens of wood or wood-based products which are subsequently subjected to biological tests.
This document is applicable to:
a)   the pre-conditioning of test specimens prior to their being subjected to a biological test; or
b)   assessment of loss of effectiveness by comparing the performance in a biological test of treated test specimens subjected to this procedure with others that have not undergone any leaching procedure.
NO...
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    • Standard
      7 pages
      English language
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This CEN Technical Specification specifies a method of natural preconditioning for wood specimens treated with a wood preservative either by penetrating processes or by surface application that can be used in conjunction with existing European Standards on testing of the preventive action of wood preservatives against basidiomycetes and/or insects.

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    • Technical specification
      14 pages
      English language
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This CEN Technical Report specifies a laboratory method of determining the content of quaternary ammonium compounds in commercially QAC-treated wood. The method described has a measurement range up to QAC contents of 1 500 mg/kg of dry matter.
NOTE 1   This method can need some modifications with some wood species such as hardwoods.
NOTE 2   It is applicable to QAC with a molar mass ranging between 200 g/mol and 500 g/mol.
NOTE 3   The method has a quantification limit corresponding to 250 mg of QA...
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    • Technical report
      13 pages
      English language
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This European Standard contains terms relating to wood durability and the definitions of these terms.

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    • Standard
      88 pages
      English, French and German language
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This CEN Technical Specification specifies a field test method for determining the effectiveness of a product in the prevention of the colonization of freshly felled wood by sapstain fungi and mould fungi.

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    • Technical specification
      15 pages
      English language
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This CEN Technical Specification specifies a method of test for determining the natural durability of a timber against soft rotting micro-fungi. The method is applicable to all timber species.
NOTE   This method may be used in conjunction with an ageing procedure, for example EN 73 or EN 84.

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    • Technical specification
      25 pages
      English language
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This document provides the basis for selecting the preferred equivalent terms for the drafting of future European Standards and other documents on natural or conferred durability of wood and wood based products.
NOTE    A new list of terms relating to environment, health and safety aspects will be prepared and will be dealt within an other European Standard.

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    • Standard
      41 pages
      English, French and German language
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This document specifies a method for the determination of the eradicant action of a wood preservative against larvae of Anobium punctatum (De Geer).
This method is applicable to:
¾   organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates; or
¾   organic water-dispersible formulations as supplied or as prepared in the laboratory by dilution of concentrates; or
¾   water-soluble materials, for example.

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    • Standard
      26 pages
      English language
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This document specifies a method for the artificial weathering of test specimens of treated wood, which are used in the testing of the biological efficacy of wood preservatives.
This method is applicable to:
a)   the pre-conditioning of test specimens prior to their being subjected to a biological test; or
b)   assessment of loss of effectiveness by comparing the performance in a biological test of treated test specimens subjected to this procedure with others that have not undergone any artifici...
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    • Technical report
      13 pages
      English language
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This Technical Report describes a laboratory method for the determination of the treatability of wood in order to determine the likely reaction of different wood species to impregnation with wood preservatives. It can also be used to investigate variation between samples of the same species but of different origin.

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    • Technical report
      16 pages
      English language
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This European prestandard specifies a method of test for the determination of the preventive action of a wood preservative against basidiomycete fungi when the preservative is applied as a surface treatment to wood. This method is applicable to formulations of preservatives in a ready to use form as: water insoluble chemicals which are being studied as active fungicides or; - organic formulations, as supplied or as prepared in the laboratory by dilution of concentrates or; - organic water disper...view more

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    • Technical report
      28 pages
      English language
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This Technical Specification describes a method of test for wood preservatives that are intended for use in wood to be exposed to the weather out of contact with the ground without the additional protection of a surface coating.
The method is applicable to the testing of commercial or experimental preservatives applied by techniques appropriate to commercial practice. The method is applicable to chemical products used individually or in combination to prevent the development of decay and/or - o...
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    • Technical specification
      30 pages
      English language
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This document specifies guidelines for field test and accelerated conditioning test.

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    • Technical report
      74 pages
      English language
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This Technical Report specifies a laboratory method of determining the pentachlorophenol content of wood. The method is applicable to all types of PCP- treated wood and wood-based materials as well as for the analysis of waste timber with respect to its PCP content.
The method has a quantification limit corresponding to 100 µg PCP per kilogram of wood material expressed as dry matter. The method described has a measurement range up to PCP contents of 25 mg/kg of dry matter. These figures refer ...
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    • Technical report
      13 pages
      English language
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