09/30191988 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS ISO 10927 - DETERMINATION OF MOLECULAR MASS AND MOLECULAR MASS DISTRIBUTION OF POLYMER SPECIES BY MATRIX-ASSISTED LASER DESORPTION/IONIZATION TIME-OF-FLIGHT MASS SPECTROMETRY (MALDITOF-MS)
Hardcopy , PDF
30-06-2011
English
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
3.1 Matrix assisted laser desorption/ionisation-time
of flight-mass spectrometry (MALDI-TOF-MS)
3.2 Molecular mass M
3.3 Average molecular mass
4 Principle
5 Reagents
6 Apparatus
6.1 General
6.2 Sample introduction chamber/target
6.3 Laser source
6.4 Flight tube
6.5 Detector
6.6 Data recording
6.7 Data handling
7 Procedure
7.1 General
7.2 Sample preparation
7.2.1 Preparation of biopolymer/matrix solutions
7.3 Instrument settings
7.4 Spectra recording
8 Data acquisition and processing
8.1 General
8.2 Calibration
8.3 Generation of mass calibration curve
8.4 Intensity axis calibration
9 Expression of results
9.1 Calculation of molecular mass distribution (MMD)
9.2 Calculation of the molecular mass averages
10 Precision
11 Test report
Annex A (normative) - Calibrants
Bibliography
BS ISO 10927
| Committee |
PRI/21
|
| DocumentType |
Draft
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| PREN ISO 10927 : DRAFT 2009 | Identical |
| ISO 472:2013 | Plastics — Vocabulary |
| DIN 55674:2006-12 | SYNTHETIC POLYMERS - DETERMINATION OF MOLECULAR MASS AND MOLECULAR MASS DISTRIBUTION OF POLYMERS BY MATRIX ASSISTED LASER DESORPTION/IONIZATION - TIME OF FLIGHT - MASS SPECTROMETRY |
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