Standard Terminology of Aromatic Hydrocarbons and Related Chemicals

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Historical
Publication Date
14-Jul-2007
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ASTM D4790-07 - Standard Terminology of Aromatic Hydrocarbons and Related Chemicals
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:D4790–07
Standard Terminology of
1
Aromatic Hydrocarbons and Related Chemicals
This standard is issued under the fixed designation D4790; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Referenced Documents D2279 Method of Test for Acid Wash Color of Refined
3
2 Naphthalene
1.1 ASTM Standards:
3
3
D2323 Specification for Refined Pyridine (1 Degree)
D835 Specification for Refined Benzene-485
D2359 Specification for Refined Benzene-535
D841 Specification for Nitration Grade Toluene
3
D2403 Specification for Refined Phthalic Anhydride-1308
D843 Specification for Nitration Grade Xylene
3 D2777 Practice for Determination of Precision and Bias of
D846 Specification for Ten-Degree Xylene
Applicable Test Methods of Committee D19 on Water
D847 Test Method for Acidity of Benzene, Toluene, Xy-
D2827 Specification for Styrene Monomer
lenes, Solvent Naphthas, and Similar Industrial Aromatic
D2908 Practice for Measuring Volatile Organic Matter in
Hydrocarbons
Water by Aqueous-Injection Gas Chromatography
D848 Test Method for Acid Wash Color of Industrial
D2935 Test Method for Apparent Density of Industrial
Aromatic Hydrocarbons
3
Aromatic Hydrocarbons
D1015 Test Method for Freezing Points of High-Purity
D3980 Practice for Interlaboratory Testing of Paint and
Hydrocarbons
3
Related Materials
D1016 TestMethodforPurityofHydrocarbonsfromFreez-
D4053 Test Method for Benzene in Motor and Aviation
ing Points
Gasoline by Infrared Spectroscopy
D1129 Terminology Relating to Water
D4734 Specification for Refined Benzene-545
D1298 Test Method for Density, Relative Density (Specific
E12 Terminology Relating to Density and Specific Gravity
Gravity), or API Gravity of Crude Petroleum and Liquid
3
of Solids, Liquids, and Gases
Petroleum Products by Hydrometer Method
D1492 TestMethodforBromineIndexofAromaticHydro-
2. Terminology
carbons by Coulometric Titration
absorbance, n—the logarithm to the base 10 of the reciprocal
D1840 TestMethodforNaphthaleneHydrocarbonsinAvia-
tion Turbine Fuels by Ultraviolet Spectrophotometry of the relative transmittance, T, expressed as:
D2031 Test Method for Reducing Substances in Refined
A 5log ~1/T!52log T (1)
10 10
3
Pyridine
D2121 Test Methods for Polymer Content of Styrene
D1840, D2269, D4053; D02
Monomer and AMS (a−Methylstyrene)
accuracy, n—the agreement between the mean of a series of
D2147 Method of Test for Detection and Estimation of
repeated measurements of a property and the accepted
Water-Insoluble Impurities in Refined Phenol by Cloud
reference value of the property. D3980; D01
3
Point Depression
acidity, n—the number of milligrams of sodium hydroxide
D2269 Test Method for Evaluation of White Mineral Oils
consumed when 100 mLof the sample are titrated under the
by Ultraviolet Absorption
conditions prescribed in this method. D847; D16
acid reaction, n—a characteristic of materials producing the
acid-color of the indicator used under the conditions pre-
1
This terminology is under the jurisdiction of ASTM Committee D16 on
scribed in this method. D847; D16
Aromatic Hydrocarbons and Related Chemicals and is the direct responsibility of
acid wash color, n—the color developed in the separated acid
Subcommittee D16.05 on Editorial and Nomenclature.
Current edition approved July 15, 2007. Published July 2007. Originally
when a sample is agitated with sulfuric acid under the
approved in 1988. Last previous edition approved in 2004 as D4790–99(2004).
condition prescribed in this method. D848; D2279; D16
The boldface designations refer to the original source of the definition and the
aldehydes, n—a broad class of organic compounds having a
ASTM Technical Committee having jurisdiction. DOI: 10.1520/D4790-07.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or generic formula RCHO, and characterized by a carbonyl
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
group.
Standards volume information, refer to the standard’s Document Summary page on
alkaline or basic reaction,n—acharacteristicofthematerials
the ASTM website.
3
Withdrawn. The last approved version of this historical standard is referenced producing the alkalicolor of the indicator used under the
on www.astm.org.
Copyright ©ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA19428-2959, United States.
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D4790–07
conditions prescribed in this method. D847; D16 bias, n—a persistent positive or negative deviation of a test
alpha-methylstyrene, n—2-phenylpropene (C H ) mol method average value from the assumed or acce
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