ASTM D5871-98

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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: D 5871 – 98
Standard Specification for
1
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
2
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.
2
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
2
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
5
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.
6
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
2
the following requirements:
Aromatic Hydrocarbons
2
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
2
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
2
Spectrophotometry
mg/kg
D 3437 Practice for Sampling and Handling Liquid Cyclic
Methylcyclopentane, max mg/kg 100 D 5713
2
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 .
2
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
3
by Karl Fisher Method
Solidificat
...