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ASTM E224-23

Current Revision

Standard Test Methods for Analysis of Hydrochloric Acid

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1.1 These test methods cover the analysis of hydrochloric acid.

1.2 The following applies for the purposes of determining the conformance of the test results using this test method to applicable specifications, results shall be rounded off in accordance with the rounding-off method of Practice E29.

1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses are for information only.

1.4 The analytical procedures appear in the following order:

 

 

Sections

 

Total Acidity

8 to 16

 

Baumé Gravity

17 to 26

 

Sulfated Ash

27 to 34

 

Iron

35 to 44

 

Color

45 to 52

 

Total Sulfur

53 to 59

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. Consult current OSHA regulations, suppliers’ Safety Data Sheets, and local regulations for all materials used in this specification. Specific hazards statements are given in Section 5, 30.1, 39.7, and 48.4.

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.


3.1 These test methods provide for the classification of various grades of hydrochloric acid and for the determination of various impurities. Acid strength and impurity levels are important factors in many uses of hydrochloric acid.

SDO ASTM: ASTM International
Document Number E224
Publication Date April 1, 2023
Language en - English
Page Count 9
Revision Level 23
Supercedes
Committee D16.10
Publish Date Document Id Type View
April 1, 2023 E0224-23 Revision
April 1, 2016 E0224-16 Revision
April 1, 2008 E0224-08 Revision
Jan. 1, 1996 E0224-96 Revision
Oct. 10, 2002 E0224-96R02 Reaffirmation