“AS/NZS 4641:2007” has been added to your cart. View cart
🔍
Purchase the full subscription package now and enjoy a 40% discount, along with free updates for future editions.
AS/NZS 1301.012:2017
$87.70
Methods of test for pulp and paper, Method 012: Organic solvent extractives in wood, pulp and paper
Specifies two procedures for determining organic solvent extractives in wood, pulp and paper, namely the Soxhlet and Soxtec® procedures.
Table of contents
Header
About this publication
Preface
Foreword
1 Scope
2 Referenced documents
3 Principle
4 Reagents
4.1 Petroleum ether
4.2 Diethyl ether
4.3 Dichloromethane (CH2Cl2)
4.4 Acetone or methanol
4.5 Tert-butyl methyl ether (TBME)
5 Apparatus
5.1 Soxhlet extraction apparatus
5.1.1 Extraction apparatus
5.1.2 Extraction thimbles
5.1.3 Electric heating mantle
5.1.4 Recovery system
5.2 Soxtec® extraction apparatus
5.2.1 Extraction apparatus
5.2.2 Beakers
5.2.3 Extraction thimbles
5.2.4 Desiccator
5.3 Apparatus common to Soxhlet and Soxtec® method
5.3.1 Boiling beads
5.3.2 Glass fibre wool
5.3.3 Glass filter
5.3.4 Aluminium dishes
5.3.5 Drying oven
5.3.6 Balance
5.3.7 Mill
5.3.8 Fume cupboard
6 Sampling and sample preparation
6.1 Sample collection
6.2 Sample preparation
6.3 Sample drying
6.4 Acid pre-treatment
7 Procedure
7.1 Initial preparation
7.2 Soxhlet extraction method
7.3 Soxtec® extraction method
7.4 Blank test
8 Evaporation and drying of the residue
8.1 Partial evaporation
8.2 Soxhlet extraction evaporation and drying method
8.3 Soxtec® extraction evaporation and drying method
9 Calculation
10 Report
Appendix A
A1 Scope and field of application
A2 Reagents
A2.1 Acetic acid (CH3COOH)
A2.2 Water
A2.3 Acetic acid solution
A3 Apparatus
A3.1 pH-meter
A3.2 Food processor
A3.3 Mixer
A3.4 Büchner funnel
A3.5 Suction flask
A3.6 Drying oven
A4 Preparation of sample
A5 Acidification
Cited references in this standard
Content history
[Superseded]
AS/NZS 1301.012S:2003 Rec:2013
DR AS/NZS 1301.012:2016
Please select a variation to view its description.
| Published | 15/05/2017 |
|---|---|
| Pages | 8 |
Please select a variation to view its pdf.
