Standard Historical Last Updated: Mar 08, 2016 Track Document
ASTM D3279-12

Standard Test Method for n-Heptane Insolubles

Standard Test Method for n-Heptane Insolubles D3279-12 ASTM|D3279-12|en-US Standard Test Method for n-Heptane Insolubles Standard new BOS Vol. 04.03 Committee D04
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Significance and Use

4.1 This test method is useful in quantifying the asphaltene content of petroleum asphalts, gas oils, heavy fuel oils, and crude petroleum. Asphaltene content is defined as those components not soluble in n-heptane.

Scope

1.1 This test method covers determination of the mass percent of asphaltenes as defined by insolubility in normal-heptane solvent. It is applicable to all solid and semi-solid petroleum asphalts containing little or no mineral matter, to gas oils, to heavy fuel oils, and to crude petroleum that has been topped to a cut-point of 343°C or higher.

1.2 The values stated in SI units are to be regarded as the standard. No other units of measurement are included in this 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 and health practices and determine the applicability of regulatory limitations prior to use. See Section 7 for a specific hazard statement.

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Details
Book of Standards Volume: 04.03
Developed by Subcommittee: D04.47
Pages: 4
DOI: 10.1520/D3279-12
ICS Code: 91.100.50; 93.080.20