Superseded
Standard
Historical
ASTM D4662-98
Standard Test Methods for Polyurethane Raw Materials Determination of Acid and Alkalinity Numbers of Polyols
Summary
1.1 These test methods measure the acidic and basic constituents in polyols and other materials that are soluble in mixtures of toluene and ethyl alcohol. These test methods do not apply to polyethers. (See Note 1.)
1.2 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Note 1-There is no equivalent ISO standard.Technical characteristics
| Publisher | American Society for Testing and Materials (ASTM International) |
| Publication Date | 11/10/1998 |
| Collection | |
| Page Count | 3 |
| Themes | Thermoplastic materials |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
No products.
Previous versions
01/07/2020
Superseded
Historical
01/09/2015
Superseded
Historical
01/08/2008
Superseded
Historical
01/08/2008
Superseded
, Reaffirmed
Historical
01/11/2003
Superseded
Historical
10/11/1998
Superseded
Historical