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BSI PD CEN/TS 16663:2016

$102.76

Durability of wood and wood-based products. Determination of emissions from preservative treated wood to the environment. Wooden commodities exposed in Use Class 3 (Not covered, not in contact with the ground). Semi-field method

Published By Publication Date Number of Pages
BSI 2016 22
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This Technical Specification specifies a method for determining the leaching of active ingredients or other compounds from 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 timber by methods appropriate to commercial practice.

PDF Catalog

PDF Pages PDF Title
4 Contents Page
5 European foreword
6 Introduction
7 1 Scope
2 Normative references
3 Description of the test method
3.1 Principle
3.2 Quality criteria
3.3 Wood preservative
8 3.4 Apparatus
9 3.5 Test specimens
3.5.1 General
3.5.2 Species of wood
3.5.3 Quality of wood and wood moisture content
10 3.5.4 Preparation of test specimens
3.5.5 Number of test specimens
3.5.6 End seal
3.6 Procedure
3.6.1 Product under test
3.6.2 Treatment and handling of test specimens
11 3.6.3 Untreated controls (optional)
3.6.4 Exposure test site
3.6.5 Duration of the test
3.6.6 Collection of the leachates
12 3.6.7 Chemical analysis
3.7 Expression of results
4 Test report
14 Annex A (informative) Test set-up and weather rack
A.1 Vertical exposure
Figure A.1 — Test set-up for vertical exposure
15 Figure A.2 — Vertically oriented test series
Figure A.3 — Attachment of the panels for the test set-up
16 A.2 Horizontal exposure
Figure A.4 — Sectional view panels exposed horizontally
17 Annex B (informative) Model treatments
B.1 For preservative intended for superficial treatment
B.2 For preservative intended for penetration treatment
18 Annex C (informative) Orientation of annual growth rings and accepted heartwood
Figure C.1 — Example on the orientation of annual growth rings
19 Annex D (informative) Stability study
20 Bibliography
BSI PD CEN/TS 16663:2016
$102.76