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ASTM International - ASTM D2930-94

Standard Test Method for Maleic Acid in Maleic Anhydride by Potentiometric Titration

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Organization: ASTM International
Publication Date: 1 January 1994
Status: inactive
Page Count: 2
ICS Code (Anhydrides): 71.080.50
scope:

1.1 This test method covers the determination of free maleic acid in refined maleic anhydride by potentiometric titration.

1.2 This test method is applicable for all concentrations of maleic acid; however, it is primarily used for concentrations below 0.5%.

1.3 The following applies to all specified limits in this standard: For purposes of determining conformance with this standard, an observed value or a calculated value shall be rounded off "to the nearest unit" in the last right-hand digit used in expressing the specification limit, in accordance with the rounding-off method of Practice E29.

1.4 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. For specific hazard statements, see Section 7.

Document History

January 10, 2003
Standard Test Method for Maleic Acid in Maleic Anhydride by Potentiometric Titration (Withdrawn 2012)
1.1 This test method covers the determination of free maleic acid in refined maleic anhydride by potentiometric titration. 1.2 This test method is applicable for all concentrations of maleic acid;...
ASTM D2930-94
January 1, 1994
Standard Test Method for Maleic Acid in Maleic Anhydride by Potentiometric Titration
1.1 This test method covers the determination of free maleic acid in refined maleic anhydride by potentiometric titration. 1.2 This test method is applicable for all concentrations of maleic acid;...
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