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ASTM D511-14(2021)e1

Historical Reaffirmation

Standard Test Methods for Calcium and Magnesium In Water

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1.1 These test methods cover the determination of calcium and magnesium in water by complexometric titration and atomic absorption spectrometric procedures. Two test methods are included, as follows:

 

Sections

Test Method A—Complexometric Titration

7 – 15

Test Method B—Atomic Absorption Spectrometric

16 – 25

1.2 The values stated in SI units are to be regarded as standard. The values given in parentheses are mathematical conversion to inch-pound units that are provided for information only and are not considered standard.

1.3 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 12.2.6 and 20.6.

1.4 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.


4.1 Calcium and magnesium salts in water are the primary components of water hardness which can cause pipe or tube scaling.

SDO ASTM: ASTM International
Document Number D511
Publication Date Nov. 1, 2021
Language en - English
Page Count 9
Revision Level 14(2021)e1
Supercedes
Committee D19.05
Publish Date Document Id Type View
Oct. 1, 2014 D0511-14 Revision
May 1, 2009 D0511-09 Revision
Oct. 1, 2008 D0511-08 Revision
June 10, 2003 D0511-03 Revision
Nov. 1, 2021 D0511-14R21E01 Reaffirmation
April 10, 1998 D0511-93R98 Reaffirmation