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Standard Test Methods for Calcium and Magnesium In Water
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Standard number:
ASTM D0511-14R21E01
Released:
01.11.2021
Status:
Active
Pages:
9
Section:
11.01
Keywords:
atomic absorption; calcium; complexometric; magnesium; spectrophotometry; titration; water ;
ASTM number:
ASTM D511
Supersedes:
D0511-14
DESCRIPTION
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.
1.3This 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.
1.4This 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.