Standard
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AS/NZS 4357.4:2005
[Current]Structural laminated veneer lumber, Part 4: Determination of formaldehyde emissions
Specifies test method for determination of formaldehyde emissions.
Published: 08/08/2005
Pages: 8
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope
2 Referenced documents
3 Definitions
4 Principle
5 Apparatus
5.1 Desiccator
5.2 Collection dish
5.3 Spectrophotometer
5.4 Water bath
5.5 Balance
5.6 Flasks
5.7 Volumetric flasks
5.8 Volumetric pipettes
5.9 Micro-burette
6 Reagents
6.1 General
6.2 Acetyl-acetone ammonium acetate solution
7 Test pieces
7.1 Preparation of test pieces
7.2 Conditioning
8 Procedure
8.1 Preparing and loading the desiccator
8.2 Test conditions
8.3 Test duration
8.4 Background formaldehyde (blank test)
9 Determination of formaldehyde
9.1 Collection and storage of formaldehyde test solution.
9.2 Procedure
9.3 Calculation of results
9.3.1 Formaldehyde concentration in the test solution
9.3.2 Formaldehyde air concentration in the desiccator
10 Report
Appendix A
A1 Reagents
A2 Standardization of formaldehyde stock solution
A2.1 Stock solution
A2.2 Standardization of stock solution
A3 Establishment of the Standard calibration curve
Appendix B
Cited references in this standard
[Current]
Methods of test for veneer and plywood, Method 1: Moisture content of veneer and plywood
Content history
AS/NZS 4357.4:2005 Rec:2016
DR 04563
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