Standard Specification for Refined Benzene-535

ABSTRACT
This specification covers a grade of benzene known as refined benzene-535. Different tests shall be performed in order to determine the following properties of refined benzene-535: minimum purity, maximum toluene content, maximum sulfur content, maximum thiophene content, maximum nonaromatic hydrocarbon content, maximum nitrogen content, water content, maximum acid wash color, appearance, maximum color, 1,4 dioxane content, and minimum solidification point with anhydrous basis.
SCOPE
1.1 This specification covers a grade of benzene known as refined benzene-535.
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 E 29.
1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.4 Consult current OSHA regulations, supplier's Material Safety Data Sheets, and local regulations for all materials used in this specification.

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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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: D2359 – 09
Standard Specification for
1
Refined Benzene-535
This standard is issued under the fixed designation D2359; 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* D4492 Test Method for Analysis of Benzene by Gas Chro-
matography
1.1 This specification covers a grade of benzene known as
D4735 Test Method for Determination of Trace Thiophene
refined benzene-535.
in Refined Benzene by Gas Chromatography
1.2 The following applies to all specified limits in this
D5386 Test Method for Color of Liquids Using Tristimulus
standard: for purposes of determining conformance with this
Colorimetry
standard, an observed value or a calculated value shall be
D6069 Test Method for Trace Nitrogen inAromatic Hydro-
rounded off “to the nearest unit” in the last right-hand digit
carbons by Oxidative Combustion and Reduced Pressure
used in expressing the specification limit, in accordance with
Chemiluminescence Detection
the rounding-off method of Practice E29.
D6304 Test Method for Determination of Water in Petro-
1.3 The values stated in SI units are to be regarded as
leum Products, Lubricating Oils, and Additives by Coulo-
standard. No other units of measurement are included in this
metric Karl Fischer Titration
standard.
D6875 Test Method for Solidification Point of Industrial
1.4 Consult current OSHA regulations, supplier’s Material
Organic Chemicals by Thermistor
Safety Data Sheets, and local regulations for all materials used
D7011 Test Method for Determination of Trace Thiophene
in this specification.
in Refined Benzene by Gas Chromatography and Sulfur
2. Referenced Documents
Selective Detection
2
D7183 Test Method for Determination of Total Sulfur in
2.1 ASTM Standards:
Aromatic Hydrocarbons and Related Chemicals by Ultra-
D848 Test Method for Acid Wash Color of Industrial
violet Fluorescence
Aromatic Hydrocarbons
D7184 Test Method for Ultra Low Nitrogen in Aromatic
D852 Test Method for Solidification Point of Benzene
Hydrocarbons by Oxidative Combustion and Reduced
D1209 Test Method for Color of Clear Liquids (Platinum-
Pressure Chemiluminescence Detection
Cobalt Scale)
D7375 Test Method for Trace Quantities of Water in Aro-
D1685 Test Method for Traces of Thiophene in Benzene by
matic Hydrocarbons and Their Mixtures by Coulometric
Spectrophotometry
Karl Fischer Titration
D3437 Practice for Sampling and Handling Liquid Cyclic
E29 Practice for Using Significant Digits in Test Data to
Products
Determine Conformance with Specifications
E1064 Test Method for Water in Organic Liquids by Cou-
1
This specification is under the jurisdiction of ASTM Committee D16 on
lometric Karl Fischer Titration
Aromatic Hydrocarbons and Related Chemicals and is the direct responsibility of
2.2 Other Document:
Subcommittee D16.01 on Benzene, Toluene, Xylenes, Cyclohexane and Their
Derivatives.
OSHA Regulations, 29 CFR paragraphs 1910.1000 and
CurrenteditionapprovedJune1,2009.PublishedJuly2009.Originallyapproved 3
1910.1200
in 1966. Last previous edition approved in 2008
...

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:D2359–08 Designation: D 2359 – 09
Standard Specification for
1
Refined Benzene-535
This standard is issued under the fixed designation D 2359; 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*
1.1 This specification covers a grade of benzene known as refined benzene-535.
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 E 29.
1.3The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.4 Consult current OSHA regulations, supplier’s Material Safety Data Sheets, and local regulations for all materials used in
this specification.
2. Referenced Documents
2
2.1 ASTM Standards:
D 848 Test Method for Acid Wash Color of Industrial Aromatic Hydrocarbons
D 852 Test Method for Solidification Point of Benzene
D 1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)
D 1685 Test Method for Traces of Thiophene in Benzene by Spectrophotometry
D 3437 Practice for Sampling and Handling Liquid Cyclic Products
D 4492 Test Method for Analysis of Benzene by Gas Chromatography
D 4735 Test Method for Determination of Trace Thiophene in Refined Benzene by Gas Chromatography
D 5386 Test Method for Color of Liquids Using Tristimulus Colorimetry
D 6069 Test Method for Trace Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure
Chemiluminescence Detection
D 6304 Test Method for Determination of Water in Petroleum Products, Lubricating Oils, and Additives by Coulometric Karl
Fischer Titration
D 6875 Test Method for Solidification Point of Industrial Organic Chemicals by Thermistor
D 7011 Test Method for Determination of Trace Thiophene in Refined Benzene by Gas Chromatography and Sulfur Selective
Detection
D 7183 Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet
Fluorescence
D 7184 Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure
Chemiluminescence Detection
D 7375 Test Method for Trace Quantities of Water inAromatic Hydrocarbons and Their Mixtures by Coulometric Karl Fischer
Titration
E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
E 1064 Test Method for Water in Organic Liquids by Coulometric Karl Fischer Titration
2.2 Other Document:
3
OSHA Regulations, 29 CFR paragraphs 1910.1000 and 1910.1200
1
This specification is under the jurisdiction ofASTM Committee D16 onAromatic Hydrocarbons and Related Chemicals and is the direct responsibility of Subcommittee
D16.01 on Benzene, Toluene, Xylenes, Cyclohexane and Their Derivatives.
Current edition approved Dec.June 1, 2008.2009. Published December 2008.July 2009. Originally approved in 1966. Last previous edition approved in 20072008 as
D 2359 – 078.
2
For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at service@astm.org. ForAnnualBookofASTMStandards
volume information, refer to the standard’s Document Summary page on the ASTM website.
3
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.
*ASummary 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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D2359–09
3. Properties
3.1Refined3.1 Refined benzene-535 shall conform to the following requirements:
Property
A
Property Specification ASTM Test Method
Purity, min, weight % 99.80 D 4492
Toluene, max, weight % 0.10 D 4492
Sulfur, max, mg/kg (if needed) D 7183
Thiophene, max, mg/kg 1 D 1685
Thiophene, max, mg/kg 1 D 1685 or
D 4735 or
D 7011
Nonaromatic hydrocarbons, max, 0.15 D 4492
weight %
Nitrogen, max, mg/kg (if needed) D 6069 or
D 7184
Water (i
...

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