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CEN/TR 15314:2006

Current

Current

The latest, up-to-date edition.

Durability of wood and wood-based products - Quantitative determination of quaternary ammonium compounds in wood

Published date

11-01-2006

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Foreword
Introduction
1 Scope
2 Normative references
3 Safety precautions
4 Principle
5 Reagents
6 Apparatus
7 Preparation of the test sample
8 Procedure
9 Calculation and expression of results
10 Quality assurance
11 Precision
12 Test report
Annex A (informative) Ring test results
Annex B (informative) Environmental, health and safety
        precautions within chemical/biological laboratory
Annex C (informative) Determination of the molar mass
        of the QAC
Bibliography

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 1This method can need some modifications with some wood species such as hardwoods.NOTE 2It is applicable to QAC with a molar mass ranging between 200 g/mol and 500 g/mol.NOTE 3The method has a quantification limit corresponding to 250 mg of QAC per kilogram of wood expressed as dry matter.

Committee
CEN/TC 38
DocumentType
Technical Report
PublisherName
Comite Europeen de Normalisation
Status
Current

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EN 212:2003 Wood preservatives - General guidance on sampling and preparation for analysis of wood preservatives and treated timber
ISO 835-2:1981 Laboratory glassware — Graduated pipettes — Part 2: Pipettes for which no waiting time is specified
ISO 385-1:1984 Laboratory glassware — Burettes — Part 1: General requirements
EN ISO 1042:1999 Laboratory glassware - One-mark volumetric flasks (ISO 1042:1998)
EN ISO 2871-2:2010 Surface active agents - Detergents - Determination of cationic-active matter content - Part 2: Cationic-active matter of low molecular mass (between 200 and 500) (ISO 2871-2:2010)
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
EN ISO 3696:1995 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)

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