BS ISO 13885-1:2008
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Binders for paints and varnishes. Gel permeation chromatography (GPC) Tetrahydrofuran (THF) as eluent
Hardcopy , PDF
14-07-2020
English
30-11-2008
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
5.1 General
5.2 Eluent supply
5.3 Pump
5.4 Injection system
5.5 Columns
5.6 Column temperature control
5.7 Detector
5.8 Data acquisition
6 Eluent
7 Calibration of the apparatus
7.1 General
7.2 Specification for the calibration standard
7.3 Preparation of the calibration solutions for injection
7.4 Conditions for calibration runs
7.5 Measurement of retention volume/time
7.6 Plotting the calibration curve
8 Sampling
9 Preparation for the test
9.1 Preparation of the injection solution
9.2 Preparation of the apparatus
10 Conditions of analysis
11 Data acquisition and evaluation
11.1 General
11.2 Calculation of the net chromatogram from the
raw data
11.3 Calculation of the average values
11.4 Calculation of the distribution curves
12 Precision
12.1 General
12.2 Repeatability
12.3 Reproducibility
13 Test report
13.1 General
13.2 General data on the equipment and settings
13.3 Special data on the sample
Annex A (normative) - Calculation of experimental parameters for
different column sizes
Annex B (informative) - Example of a data sheet for a polymer
standard
Annex C (informative) - Further information
Bibliography
Specifies the determination of the molar-mass distribution, number-average molar mass M[n] and mass-average molar mass M[w] of polymers that are soluble in THF (tetrahydrofuran) by gel permeation chromatography (GPC).
| Committee |
STI/10
|
| DevelopmentNote |
Supersedes BS 6782-14(1999) and 07/30169420 DC. (11/2008)
|
| DocumentType |
Standard
|
| Pages |
32
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 13885-1:2008 | Identical |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| ISO 15528:2013 | Paints, varnishes and raw materials for paints and varnishes Sampling |
| ISO 1513:2010 | Paints and varnishes Examination and preparation of test samples |
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