18/30367544 DC : DRAFT APR 2018
Current
Current
The latest, up-to-date edition.
BS ISO 21257 - PLASTICS - POLYMER POLYOLS FOR USE IN THE PRODUCTION OF POLYURETHANE - DETERMINATION OF THE RESIDUAL ACRYLONITRILE AND STYRENE MONOMER CONTENT BY GAS CHROMATOGRAPHY
Published date
24-04-2018
Publisher
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
6 Apparatus
7 Preparation of calibration solution
and sample solution
8 Procedure
9 Expression of the results
10 Precision
11 Test report
Annex A (informative) - Typical analytical
conditions
Annex B (informative) - Typical examples of
GC chromatogram
Annex C (informative) - Precision
BS ISO 21257.
| Committee |
PRI/42
|
| DocumentType |
Draft
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| ISO 1042:1998 | Laboratory glassware — One-mark volumetric flasks |
| ISO 648:2008 | Laboratory glassware — Single-volume pipettes |
| ISO 472:2013 | Plastics — Vocabulary |
Summarise
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