Standard Test Method for Distillation of Industrial Aromatic Hydrocarbons and Related Materials

SCOPE
1.1 This test method covers the distillation of industrial aromatic hydrocarbons and related materials of relatively narrow boiling ranges from 30 to 250°C.
1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
1.3 The following applies to all specified limits in this test method: for the purposes of determining conformance to this test method, an observed or calculated value shall be rounded off "to the nearest unit" in the last right-hand digit used in expressing the specification limit, in accordance with the rounding-off method of Practice E 29.
1.4 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, and Section 7.

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Publication Date
09-Feb-2002
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ASTM D850-02e1 - Standard Test Method for Distillation of Industrial Aromatic Hydrocarbons and Related Materials
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NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
e1
Designation: D 850 – 02
Standard Test Method for
Distillation of Industrial Aromatic Hydrocarbons and Related
1
Materials
This standard is issued under the fixed designation D 850; 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.
1
e NOTE—Research report was added editorially September 2002.
5
1. Scope * E 133 Specification for Distillation Equipment
E 220 Test Method for Calibration of Thermocouples by
1.1 This test method covers the distillation of industrial
3
Comparison Techniques
aromatic hydrocarbons and related materials of relatively
E 691 Practice for Conducting an Interlaboratory Study to
narrow boiling ranges from 30 to 250°C.
4
Determine the Precision of a Test Method
1.2 The values stated in SI units are to be regarded as the
2.2 Other Document:
standard. The values given in parentheses are for information
OSHA Regulations, 29 CFR, paragraphs 1910.1000 and
only.
6
1910.1200
1.3 The following applies to all specified limits in this test
method: for the purposes of determining conformance to this
3. Terminology
test method, an observed or calculated value shall be rounded
3.1 Definitions:
off “to the nearest unit” in the last right-hand digit used in
3.1.1 See Terminology D 4790 for definitions of terms used
expressing the specification limit, in accordance with the
in this test method.
rounding-off method of Practice E 29.
1.4 This standard does not purport to address all of the
4. Summary of Test Method
safety concerns, if any, associated with its use. It is the
4.1 The distillation of a 100-mL sample of industrial aro-
responsibility of the user of this standard to establish appro-
matic hydrocarbons and related materials is carried out via a
priate safety and health practices and determine the applica-
carefully controlled distillation wherein temperature readings
bility of regulatory limitations prior to use. For specific hazard
are noted for the first drop of distillate and when 5, 10, and
statements, 6.6.1and Section 7.
each additional 10 up to 90, and 95 % of the sample has
distilled over. The temperature corresponding to the dry point
2. Referenced Documents
is also noted.
2.1 ASTM Standards:
D 1078 Test Method for Distillation Range of Volatile
5. Significance and Use
2
Organic Liquids
5.1 This test method is suitable for setting specifications, for
D 3437 Practice for Sampling and Handling Liquid Cyclic
2 use as an internal quality control tool, and for use in develop-
Products
ment or research work on industrial aromatic hydrocarbons and
D 4790 Terminology of Aromatic Hydrocarbons and Re-
2 related materials.
lated Chemicals
5.2 This test method gives a broad indication of general
3
E 1 Specification for ASTM Thermometers
purity and can also indicate presence of excessive moisture. It
E 29 Practice for Using Significant Digits in Test Data to
will not differentiate between products of similar boiling range.
4
Determine Conformance with Specifications
6. Apparatus
1
6.1 Distillation Flask—A standard 200-mL side-tube, heat-
This test method is under the jurisdiction of ASTM Committee D16 on
Aromatic Hydrocarbons and Related Chemicals and is the direct responsibility of
resistant glass distillation flask as shown in Fig. 1, conforming
Subcommittee D16.04 on Instrumental Analysis.
to the following dimensions:
Current edition approved Feb. 10, 2002. Published April 2002. Originally
published as D 850 – 45. Last previous edition D 850 – 00.
2
Annual Book of ASTM Standards, Vol 06.04. 5
Annual Book of ASTM Standards, Vol 14.04.
3
Annual Book of ASTM Standards, Vol 14.03. 6
Available from Superintendent of Documents, U.S. Government Printing
4
Annual Book of ASTM Standards, Vol 14.02.
Office, Washington, DC 20402.
*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.
1

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NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
e1
D850–02
prescribed in Test Method E 220, or some similar means using
a precision resistance decade box. Another technique is to
distill pure toluene and compare the temperature indicated by
the thermocouple or resistance thermometer with that shown
by the thermometer. When installing a new automatic distilla-
tion analyzer, a toluene sample with a known distillation range
of approximately 1.
...

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