BS ISO 14898 : 1999
Current
The latest, up-to-date edition.
PLASTICS - AROMATIC ISOCYANATES FOR USE IN THE PRODUCTION OF POLYURETHANE - DETERMINATION OF ACIDITY
Hardcopy , PDF
English
01-01-1999
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1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Application
6 Interference
7 Sampling and test conditions
8 Reagents
9 Apparatus
10 Method A: aromatic isocyanates with moderate to high
acidity (>100 [mu]g)
11 Method B: aromatic isocyanates with low acidity
(<100 [mu]g)
Bibliography
Describes methods for the measurement of the acidity of aromatic isocyanates and prepolymers used as polyurethane raw materials.
| Committee |
PRI/42
|
| DevelopmentNote |
Supersedes 98/121673 DC. (05/2005) 1999 Edition Re-issued in February 2012 & incorporates AMD 1 2011. (02/2012)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 14898:1999 | Identical |
| ASTM D 5629 : 2016 : REDLINE | Standard Test Method for Polyurethane Raw Materials: Determination of Acidity in Low-Acidity Aromatic Isocyanates and Polyurethane Prepolymers |
| ISO 4787:2010 | Laboratory glassware Volumetric instruments Methods for testing of capacity and for use |
| ISO 6353-1:1982 | Reagents for chemical analysis — Part 1: General test methods |
| ISO 648:2008 | Laboratory glassware — Single-volume pipettes |
| ISO 4788:2005 | Laboratory glassware — Graduated measuring cylinders |
| ISO 6353-3:1987 | Reagents for chemical analysis — Part 3: Specifications — Second series |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
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