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ASTM D4262-05(2018)

Historical Reaffirmation

Standard Test Method for pH of Chemically Cleaned or Etched Concrete Surfaces

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1.1 This test method covers procedures for determining the acidity or alkalinity of concrete surfaces prepared by chemical cleaning or etching prior to coating.

1.2 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.

1.3 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.


3.1 Chemical cleaning and etching is used to prepare concrete for coating.

3.2 Residual chemicals not removed by water rinsing may adversely affect the performance and adhesion of coatings applied over prepared concrete surfaces. It is the intent of this test method to determine that residual chemicals have been removed by measuring the acidity or alkalinity of the final rinsed surface.

SDO ASTM: ASTM International
Document Number D4262
Publication Date Aug. 1, 2018
Language en - English
Page Count 2
Revision Level 05(2018)
Supercedes
Committee D01.46
Publish Date Document Id Type View
March 1, 2005 D4262-05 Revision
June 1, 2024 D4262-05R24 Reaffirmation
Aug. 1, 2018 D4262-05R18 Reaffirmation
May 1, 2012 D4262-05R12 Reaffirmation
Jan. 1, 1999 D4262-83R99 Reaffirmation