ASTM D7344-11

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Designation:D7344–11
Standard Test Method for
Distillation of Petroleum Products at Atmospheric Pressure
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(Mini Method)
This standard is issued under the fixed designation D7344; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope* D4953 Test Method for Vapor Pressure of Gasoline and
Gasoline-Oxygenate Blends (Dry Method)
1.1 This test method covers the procedure for the determi-
D5190 Test Method for Vapor Pressure of Petroleum Prod-
nation of the distillation characteristics of petroleum products
ucts (Automatic Method)
in the range of 20 to 400°C (68 to 752°F) using miniaturized
D5191 Test Method for Vapor Pressure of Petroleum Prod-
automatic distillation apparatus.
ucts (Mini Method)
1.2 This test method is applicable to such products as: light
D5482 Test Method for Vapor Pressure of Petroleum Prod-
and middle distillates, automotive spark-ignition engine fuels,
ucts (Mini Method—Atmospheric)
automotive spark-ignition engine fuels containing up to 10 %
D6300 Practice for Determination of Precision and Bias
ethanol, aviation gasolines, aviation turbine fuels, regular and
Data for Use in Test Methods for Petroleum Products and
low sulfur diesel fuels, biodiesel blends up to 20 % biodiesel,
Lubricants
special petroleum spirits, naphthas, white spirits, kerosines,
D6708 PracticeforStatisticalAssessmentandImprovement
burner fuels, and marine fuels.
of Expected Agreement Between Two Test Methods that
1.3 This test method is designed for the analysis of distillate
Purport to Measure the Same Property of a Material
products;itisnotapplicabletoproductscontainingappreciable
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2.2 Energy Institute Standards:
quantities of residual material.
IP 69 Determination of Vapour Pressure—Reid Method
1.4 The values stated in SI units are to be regarded as the
IP 394 Determination of Air Saturated Vapour Pressure
standard. The values given in parentheses are for information
only.
3. Terminology
1.5 This standard does not purport to address all of the
3.1 Definitions:
safety concerns, if any, associated with its use. It is the
3.1.1 charge volume, n—in petroleum products, in distilla-
responsibility of the user of this standard to establish appro-
tion, volume of the liquid sample transferred to the specimen
priate safety and health practices and determine the applica-
container.
bility of regulatory limitations prior to use.
3.1.2 decomposition, n—of a hydrocarbon, pyrolysis or
2. Referenced Documents cracking of a molecule yielding smaller molecules with lower
2 boiling points than the original molecule.
2.1 ASTM Standards:
3.1.2.1 decomposition point, n—in distillation, the cor-
D86 Test Method for Distillation of Petroleum Products at
rected temperature reading that coincides with the first indica-
Atmospheric Pressure
tions of thermal decomposition of the specimen.
D323 Test Method for Vapor Pressure of Petroleum Prod-
3.1.3 dynamic holdup, n—in D7344 distillation, amount of
ucts (Reid Method)
materialpresentinthedistillationcolumn,andinthecondenser
D4057 Practice for Manual Sampling of Petroleum and
during the distillation.
Petroleum Products
3.1.4 end point (EP) or final boiling point (FBP),
D4177 Practice for Automatic Sampling of Petroleum and
n—maximum corrected temperature reading obtained during
Petroleum Products
the test.
3.1.5 initial boiling point (IBP), n—in D7344 distillation,
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This test method is under the jurisdiction of ASTM Committee D02 on
corrected temperature reading at the instant of the first detec-
Petroleum Products and Lubricants and is the direct responsibility of Subcommittee
tion of condensate in the receiver.
D02.08 on Volatility.
Current edition approved July 1, 2011. Published August 2011. Originally
3.1.6 percent evaporated, n—in distillation, sum of the
approved in 2007. Last previous edition approved in 2008 as D7344–08. DOI:
percent recovered and the percent loss.
10.1520/D7344-11.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
3
Standards volume information, refer to the standard’s Document Summary page on Available from Energy Institute, 61 New Cavendish St., London, WIG 7AR,
the ASTM website. U.K., http://www.energyinst.org.uk.
*A Summary of Changes section appears at the end of this standard.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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D7344–11
3.1.7 percent loss, n—in distillation, one hundred minus the major determinant of the tendency o
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