ASTM D1833-87(1999)
(Test Method)Standard Test Method for Odor of Petroleum Wax
Standard Test Method for Odor of Petroleum Wax
SCOPE
1.1 This test method describes a procedure for rating the odor intensity of waxes derived from petroleum.
1.2 This standard does not purport to address all of the safety problems, 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.
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The American National Standard
Designation: D 1833 – 87 (Reapproved 1999) Technical Association of
Pulp and Paper Industry
Tentative Method T 654 ts-64
Designation: 185/65(85)
Standard Test Method for
Odor of Petroleum Wax
This standard is issued under the fixed designation D 1833; 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 test method was adopted as a joint ASTM-IP Standard in 1965.
1. Scope provides a basis for agreement between laboratories on the
odor intensity of wax using a numerical scale rather than
1.1 This test method describes a procedure for rating the
descriptive terms. While the method is primarily intended for
odor intensity of waxes derived from petroleum.
rating odor intensity, results can be influenced by odor type.
1.2 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
5. Apparatus
responsibility of the user of this standard to establish appro-
5.1 Scraper—A knife, vegetable scraper, or other sharp
priate safety and health practices and determine the applica-
instrument that can be cleaned easily. Mechanical devices that
bility of regulatory limitations prior to use.
produce thin shavings from wax, such as vegetable shredders
2. Terminology or chisel-shaped bits, may be used.
5.2 Paper—Odor-free paper or glassine for receiving the
2.1 Definition:
wax shavings.
2.1.1 odor (of a wax)— the numerical rating corresponding
5.3 Bottles, 8-oz (250-mL) wide-mouth, with caps (for
to the odor scale description that best fits the sample being
alternative procedure only).
tested.
6. Test Panel
3. Summary of Test Method
6.1 The odor test panel should consist of at least five people.
3.1 Odor test specimens are prepared from petroleum wax
6.2 In selecting panel members for wax odor testing, the
by placing approximately 10 g of thin shavings on odor-free
important factors to be considered are (1) agreement with the
paper or glassine. Individual test specimens are then evaluated
“true” rating, and (2) individual consistency. A method which
for odor by each panel member and assigned the number
may be used for checking these factors is given in the
corresponding to the odor scale description best fitting the
Appendix.
intensity of the odor. As an alternative procedure, the wax
shavings are placed in bottles, with each panel member making
NOTE 1—Any members with respiratory infection should be omitted
the odor evaluation between 15 and 60 min after the specimens since sensitivity may be impaired.
are prepared. The average of the panel rating is reported as the
7. Sample and Test Specimen
odor rating of the sample.
7.1 The sample shall consist of a block of wax at room
4. Significance and Use
temperature, from which at least 100 g of shavings may be
4.1 In some uses of petroleum wax, such as food packaging, obtained.
odor intensity of the wax is an important property. For 7.2 The test specimen for evaluation by each panel member
example, some description of limits on wax odor often appears shall consist of approximately 10 g of wax in thin shavings
in specifications for petroleum wax. The method given here obtained from the sample.
8. Procedure
This test method is under the jurisdiction of ASTM Committee D-2 on
8.1 Scrape the surface of the sample to remove any foreign
Petroleum Products and Lubricantsand is the direct responsibility of Subcommittee
material and discard those scrapings. Using a clean scraper,
D02.10.0A on Physical and Chemical Properties.
prepare test specimens of approximately 10 g each of wax in
In the IP, this method is under the jurisdiction of the Standardization Committee.
Current edition approved October 30, 1987. Published December 1987. Origi-
thin shavings, placing them on odor-free paper or glassine.
e1
nally published as D 1833 – 61 T. Replaces D 1833 – 64 (1982) .
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
D 1833
NOTE 4—Panel members should not discuss odor test results until all
Obtain shavings that represent a cross section of the sample
tests have been completed on a sample.
being tested. Prepare one test specimen for each panel member.
8.4 Individual panel members shall not evaluate a series of
NOTE 2—Conduct odor tests in a room as free as possible from odor.
more than three specimens at a time. Intervals of at least 15
Avoid low relative humidity conditions, if possible, since it may cause
min between each series shall be mandatory.
difficulty in odor perception.
8.2 Each panel member shall make the odor evaluation
9. Calculation
immediately after the shavings are prepared by placing the
9.1 Calculate to the nearest 0.5 unit the average of the
nostrils in contact with the shavings and sniffing lightly (Note
numerical ratings given to a sample by the panel members. If
3). An alternative procedure is permitted as follows: Immedi-
any of the individual ratings differ from the average by more
ately after preparing the shavings, transfer them to clean,
than 1.0 unit, repea
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