ASTM D3279-12e1

Standard Test Method for n-Heptane Insolubles


Over deze norm

Status Definitief
Aantal pagina's 4
Commissie D04.47
Gepubliceerd op 01-12-2012
Taal Engels

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.


ICS-code 91.100.50
Nederlandse titel Standard Test Method for n-Heptane Insolubles
Engelse titel Standard Test Method for n-Heptane Insolubles



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