Standard Active Last Updated: Mar 12, 2024 Track Document
ASTM D3231-24

Standard Test Method for Phosphorus in Gasoline

Standard Test Method for Phosphorus in Gasoline D3231-24 ASTM|D3231-24|en-US Standard Test Method for Phosphorus in Gasoline Standard new BOS Vol. 05.01 Committee D02
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Significance and Use

5.1 Phosphorus in gasoline will damage catalytic convertors used in automotive emission control systems, and its level therefore is kept low.


1.1 This test method covers the determination of phosphorus generally present as pentavalent phosphate esters or salts, or both, in gasoline. This test method is applicable for the determination of phosphorus in the range from 0.2 mg to 40 mg P/L or 0.0008 g to 0.15 g P/U.S. gal.

1.2 The values stated in SI units are to be regarded as standard. The values given in parentheses after SI units 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. For specific warning statements, see Section 7 and 10.5.

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.

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Book of Standards Volume: 05.01
Developed by Subcommittee: D02.03
Pages: 5
DOI: 10.1520/D3231-24
ICS Code: 75.160.20