ASTM D5871-98

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: D 5871 – 98
Standard Specification for
Benzene for Cyclohexane Feedstock
This standard is issued under the fixed designation D 5871; 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.
1. Scope D 4735 Test Method for Determination of Trace Thiophene
in Refined Benzene by Gas Chromatograph
1.1 This specification covers benzene for cyclohexane feed-
D 5386 Test Method for Color of Liquids UsingTristimulus
stock.
Colorimetry
1.2 The following applies to all specified limits in this
D 5713 Test Method for Analysis of High Purity Benzene
standard: for purposes of determining conformance with this
for Cyclohexane Feedstock by Capillary Gas Chromatog-
standard, an observed value or a calculated value shall be
raphy
rounded off “to the nearest unit” in the last right-hand digit
E29 Practice for Using Significant Digits in Test Data to
used in expressing the specification limit, in accordance with
Determine Conformance with Specification
the rounding-off method of PracticeE29.
2.2 Other Document:
1.3 Consult current OSHA regulations supplier’s Material
OSHA Regulations, 29 CFR, paragraphs 1910.1000 and
Safety Data Sheets for all materials used in this specification.
1910.1200
2. Referenced Documents
3. Properties
2.1 ASTM Standards:
3.1 Benzene for Cyclohexane Feedstock shall conform to
D 848 Test Method for Acid Wash Color of Industrial
the following requirements:
Aromatic Hydrocarbons
Property Specification ASTM Test Method
D 852 Test Method for Solidification Point of Benzene
D 1209 Test Method for Color of Clear Liquids (Platinum-
Benzene, min, weight % 99.90 D 5713 or D 4492
Cobalt Scale)
Sulfur, max, mg/kg 1.0 D 4045
Thiophene, max, mg/kg 0.6 D 1685 or D 4735
D 1685 Test Method forTraces ofThiophene in Benzene by
Toluene plus methylcyclohexane max, 150 D 5713
Spectrophotometry
mg/kg
D 3437 Practice for Sampling and Handling Liquid Cyclic
Methylcyclopentane, max mg/kg 100 D 5713
N-hexane, max, mg/kg 80 D 5713
Products
Acid wash color, max pass with 1 D 848
D 3505 Test Method for Density or Relative Density of
A
Appearance .
Pure Liquid Chemicals Color, max, Pt-Co scale 10 D 1209 or D 5386
Relative Density, 15.56/15.56°C 0.882 to 0.886 D 3505 or D 4052
D 4017 Test Method for Water in Paints and paint Materials
Water (if needed) D 4017
by Karl Fisher Method
Solidificat
...