Standard Specification for Benzene for Cyclohexane Feedstock

ABSTRACT
This specification covers benzene for cyclohexane feedstock. Different tests shall be performed in order to determine the following properties of cyclohexane feedstock: benzene content, sulfur content, thiophene content, toluene plus methylcyclohexane content, methylcyclopentane content, N-hexane content, acid wash color, appearance, color, water content, and solidification point with anhydrous basis.
SCOPE
1.1 This specification covers benzene for cyclohexane feedstock.  
1.2 The following applies to all specified limits in this standard: for purposes of determining conformance with this standard, an observed value or a 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 E29.  
1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.  
1.4 Consult current OSHA regulations supplier’s Safety Data Sheets for all materials used in this specification.  
1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

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Publication Date
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Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:D5871 −17
Standard Specification for
1
Benzene for Cyclohexane Feedstock
This standard is issued under the fixed designation D5871; 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 D4017 Test Method for Water in Paints and Paint Materials
by Karl Fischer Method
1.1 This specification covers benzene for cyclohexane feed-
D4492 Test Method for Analysis of Benzene by Gas Chro-
stock.
matography
1.2 The following applies to all specified limits in this
D4735 Test Method for Determination of Trace Thiophene
standard: for purposes of determining conformance with this
in Refined Benzene by Gas Chromatography
standard, an observed value or a calculated value shall be
D5386 Test Method for Color of Liquids Using Tristimulus
rounded off “to the nearest unit” in the last right-hand digit
Colorimetry
used in expressing the specification limit, in accordance with
D5713 Test Method forAnalysis of High Purity Benzene for
the rounding-off method of Practice E29.
Cyclohexane Feedstock by Capillary Gas Chromatogra-
1.3 The values stated in SI units are to be regarded as the phy
D6875 Test Method for Solidification Point of Industrial
standard. The values given in parentheses are for information
only. Organic Chemicals by Thermistor
D7011 Test Method for Determination of Trace Thiophene
1.4 Consult current OSHA regulations supplier’s Safety
in Refined Benzene by Gas Chromatography and Sulfur
Data Sheets for all materials used in this specification.
Selective Detection
1.5 This international standard was developed in accor-
D7183 Test Method for Determination of Total Sulfur in
dance with internationally recognized principles on standard-
Aromatic Hydrocarbons and Related Chemicals by Ultra-
ization established in the Decision on Principles for the
violet Fluorescence
Development of International Standards, Guides and Recom-
D7375 Test Method for Trace Quantities of Water in Aro-
mendations issued by the World Trade Organization Technical
matic Hydrocarbons and Their Mixtures by Coulometric
Barriers to Trade (TBT) Committee. 3
Karl Fischer Titration (Withdrawn 2017)
D7504 Test Method for Trace Impurities in Monocyclic
2. Referenced Documents
Aromatic Hydrocarbons by Gas Chromatography and
2
2.1 ASTM Standards:
Effective Carbon Number
D848 Test Method for Acid Wash Color of Industrial Aro-
D8005 Test Method for Color of Clear Liquids (Platinum-
matic Hydrocarbons
Cobalt Scale)
D852 Test Method for Solidification Point of Benzene
E29 Practice for Using Significant Digits in Test Data to
D1685 Test Method for Traces of Thiophene in Benzene by
Determine Conformance with Specifications
3
Spectrophotometry (Withdrawn 2009)
E2680 Test Method for Appearance of Clear, Transparent
D3437 Practice for Sampling and Handling Liquid Cyclic
Liquids (Visual Inspection Procedure)
Products
2.2 Other Document:
OSHA Regulations, 29 CFR paragraphs 1910.1000 and
4
1910.1200
1
This specification is under the jurisdiction of ASTM Committee D16 on
Aromatic, Industrial, Specialty and Related Chemicals and is the direct responsi- 3. Properties
bility of Subcommittee D16.01 on Benzene, Toluene, Xylenes, Cyclohexane and
3.1 Benzene for Cyclohexane Fe
...

This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation: D5871 − 16 D5871 − 17
Standard Specification for
1
Benzene for Cyclohexane Feedstock
This standard is issued under the fixed designation D5871; 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*Scope
1.1 This specification covers benzene for cyclohexane feedstock.
1.2 The following applies to all specified limits in this standard: for purposes of determining conformance with this standard,
an observed value or a 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 E29.
1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
1.4 Consult current OSHA regulations supplier’s Safety Data Sheets for all materials used in this specification.
1.5 This international standard was developed in accordance with internationally recognized principles on standardization
established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued
by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
2. Referenced Documents
2
2.1 ASTM Standards:
D848 Test Method for Acid Wash Color of Industrial Aromatic Hydrocarbons
D852 Test Method for Solidification Point of Benzene
3
D1685 Test Method for Traces of Thiophene in Benzene by Spectrophotometry (Withdrawn 2009)
D3437 Practice for Sampling and Handling Liquid Cyclic Products
D4017 Test Method for Water in Paints and Paint Materials by Karl Fischer Method
D4492 Test Method for Analysis of Benzene by Gas Chromatography
D4735 Test Method for Determination of Trace Thiophene in Refined Benzene by Gas Chromatography
D5386 Test Method for Color of Liquids Using Tristimulus Colorimetry
D5713 Test Method for Analysis of High Purity Benzene for Cyclohexane Feedstock by Capillary Gas Chromatography
D6875 Test Method for Solidification Point of Industrial Organic Chemicals by Thermistor
D7011 Test Method for Determination of Trace Thiophene in Refined Benzene by Gas Chromatography and Sulfur Selective
Detection
D7183 Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet
Fluorescence
D7375 Test Method for Trace Quantities of Water in Aromatic Hydrocarbons and Their Mixtures by Coulometric Karl Fischer
3
Titration (Withdrawn 2017)
D7504 Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and Effective Carbon
Number
D8005 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)
E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
E2680 Test Method for Appearance of Clear, Transparent Liquids (Visual Inspection Procedure)
1
This specification is under the jurisdiction of ASTM Committee D16 on Aromatic Hydrocarbons Aromatic, Industrial, Specialty and Related Chemicals and is the direct
responsibility of Subcommittee D16.01 on Benzene, Toluene, Xylenes, Cyclohexane and Their Derivatives.
Current edition approved June 1, 2016June 1, 2017. Published June 2016June 2017. Originally approved in 1996. Last previous edition approved in 20122016 as
D5871 – 12.D5871 – 16. DOI: 10.1520/D5871-16.10.1520/D5871-17.
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 Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
3
The last approved version of this historical standard is referenced on www.astm.org.
*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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D5871 − 17
2.2 Other Document:
4
OSHA Regulations, 29 CFR paragraphs 1910.1000 and 1910.1200
4
Available from U.S. Government Printing Office Superintendent of Documents, 732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401, http://
www.access.gpo.gov.
2

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D5871 − 17
3. Properties
3.1 Benzene for Cyclohexane Feedstock shall conform to the following requirements:
3
...

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