ASTM D2392-96(2001)e1
(Test Method)Standard Test Method for Color Of Dyed Aviation Gasolines
Standard Test Method for Color Of Dyed Aviation Gasolines
SCOPE
1.1 This test method covers the determination of the acceptability of color of dyed aviation gasolines.
1.2 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. For specific hazard statements, see Annex A1.
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An American National Standard
e1
Designation:D2392 – 96 (Reapproved 2001)
Standard Test Method for
Color Of Dyed Aviation Gasolines
This standard is issued under the fixed designation D 2392; 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 (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
e NOTE—Warning notes were placed in the text editorially in May 2001.
1. Scope or lead alkyl fluid. (Warning— Gasoline is extremely flam-
mable. See A1.1 and A1.2.)
1.1 This test method covers the determination of the accept-
ability of color of dyed aviation gasolines.
6. Procedure
1.2 This standard does not purport to address all of the
6.1 Cleantheopticalsurfacesofthecolorcomparator.Insert
safety concerns, if any, associated with its use. It is the
the empty fluid tubes in the comparator and adjust the position
responsibility of the user of this standard to establish appro-
of the light source until the intensities of the light from both
priate safety and health practices and determine the applica-
halves of the comparator split-field are equal.
bility of regulatory limitations prior to use. For specific hazard
6.2 Rinse and fill one of the tubes with the reference liquid
statements, see Annex A1.
to be used and insert the plunger. Wipe all excess reference
2. Summary of Test Method liquid from the outside of the tube and from the top of the
plunger, and insert the tube on the left side of the comparator.
2.1 The hue and color intensity of a sample of the gasoline
6.3 Rinseandfilltheothertubewiththesampletobetested,
to be tested are compared with those of glass permanent-color
and insert the plunger.Wipe all excess sample from the outside
standards.
of the tube and from the top of the plunger, and insert the tube
3. Significance and Use
in the right side of the comparator, so that it is directly below
the larger of the two openings when the access door is closed.
3.1 Aviation gasolines are dyed different colors for easy
6.4 Insert the glass permanent-color standards into the
identificationofgrade,thusminimizingpossibilitiesforfueling
comparator and rotate the standards until the color section can
aircraft with fuel of the wrong grade.
be viewed by transmitted light. Turn on the light source and
4. Apparatus
compare the two fields for hue and intensity with the minimum
and maximum color sections of the glass permanent-color
4.1 Color Comparator, split-field, for viewing simulta-
standards.
neously (by transmitted light) the sample to be tested and the
6.5 Determine if the hue is approximately the same as the
combination of the reference liquid and the glass permanent-
standard and if the intensity of the color is between, or
color standard.
equivalent to, the minimum and maximum, in which case the
4.2 Fluid Tubes, of glass, 200-mm viewing depth, with a
color of the sample is acceptable. If the hue is different from
fused-on plane bottom plate.
the standard or if the intensity lies outside the minimum and
4.3 Plungers,
...
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