1.1 This test method covers the determination of the acidity of commercially available formaldehyde solutions. 1.2 For purposes of determining conformance of an observed or a calculated value using this test method to relevant specifications, test result(s) 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 . 1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.4 For hazard information and guidance, see the supplier’s Safety Data Sheet. 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Specific hazard statements are given in Section 7 . 1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM D2379-09(2023) history
2023ASTM D2379-09(2023) Standard Test Method for Acidity of Formaldehyde Solutions
2017ASTM D2379-09(2017) Standard Test Method for Acidity of Formaldehyde Solutions
2009ASTM D2379-09 Standard Test Method for Acidity of Formaldehyde Solutions
2004ASTM D2379-04 Standard Test Method for Acidity of Formaldehyde Solutions
1999ASTM D2379-99 Standard Test Method for Acidity of Formaldehyde Solutions