Standard Test Method for Acid Number of Certain Alkali-Soluble Resins
This test method is used to determine the property of maleic anhydride resins functionality. Maleic acid anhydride resins functionality determines the utility of resin as well as being a significant quality control test.
1.1 This test method covers the measurement of the free acidity present in certain alkali-soluble resins.
1.2 This test method is not suitable for styrene-maleic anhydride resins.
1.3 The resin manufacturer should specify whether or not this test method may be used for his product(s).
1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.5 This standard does not purport to address all of the safety concerns, 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.
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