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ASTM E1146-23

Current Revision

Standard Specification for Muriatic Acid (Technical Grade Hydrochloric Acid)

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1.1 This specification covers muriatic acid, also known as technical grade hydrochloric acid.

1.2 The following applies to all specified limits in this specification: for purposes of determining conformance with this specification, an observed value or a calculated value 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 This specification includes requirements for muriatic acid available commercially in 20° Baumé and 22° Baumé concentration grades.

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

1.5 Review the current Safety Data Sheets (SDS) for detailed information concerning toxicity, first aid procedures, handling, and safety precautions. Consult current OSHA regulations, suppliers’ Safety Data Sheets, and local regulations for all materials used in this specification.

1.6 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.

1.7 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.


This specification covers muriatic acid, also known as technical grade hydrochloric acid. This specification includes requirements for muriatic acid available commercially in 20° Baumé and 22° Baumé concentration grades. Muriatic acid shall conform to the following chemical and physical requirements: total acidity of hydrochloric acid; iron content; and Baume gravity. To determine the requirements, a test shall be performed in accordance to the test method.


SDO ASTM: ASTM International
Document Number E1146
Publication Date April 1, 2023
Language en - English
Page Count 2
Revision Level 23
Supercedes
Committee D16.10
Publish Date Document Id Type View
April 1, 2023 E1146-23 Revision
Nov. 1, 2016 E1146-16 Revision
April 1, 2008 E1146-08 Revision
July 10, 1997 E1146-97 Revision
Oct. 10, 2002 E1146-97R02 Reaffirmation