1、Designation: D5309 08 (Reapproved 2013)1D5309 16Standard Specification forCyclohexane 9991This standard is issued under the fixed designation D5309; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A numbe
2、r in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1 NOTEFootnotes in 3.1 were corrected editorially in July 2013.1. Scope*1.1 This specification covers a grade of cyclohexane identified as “cyclohexane
3、999.”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 expressingthe specification limit, in accordance
4、 with the rounding-off method of Practice E29.1.3 Consult current OSHA regulations, suppliers Material suppliers Safety Data Sheets, and local regulations for all materialsused in this specification.2. Referenced Documents2.1 ASTM Standards:2D850 Test Method for Distillation of Industrial Aromatic H
5、ydrocarbons and Related MaterialsD1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)D3437 Practice for Sampling and Handling Liquid Cyclic ProductsD5386 Test Method for Color of Liquids Using Tristimulus ColorimetryD7183 Test Method for Determination of Total Sulfur in Aromatic Hydr
6、ocarbons and Related Chemicals by UltravioletFluorescenceD7266 Test Method for Analysis of Cyclohexane by Gas Chromatography (External Standard)D8005 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Spe
7、cifications2.2 Other Documents:OSHA Regulations, 29 CFR Paragraphs 1910.1000 and 1910.1200 33. Properties3.1 Cyclohexane 999 shall conform to the following requirements:Property SpecificationASTMTest MethodPurity, min, weight % 99.90 D7266Benzene, max, mg/kg 50 D7266n-Hexane, max, mg/kg 200 D7266Met
8、hylcyclohexane, max, mg/kg 200 D7266Methylcyclopentane, max, mg/kg 150 D7266Sulfur, max, mg/kgA 1 D7183AppearanceA Color, max, Platinum/Cobalt scaleB 10 D1209 or D5386Color, max, Platinum/Cobalt scaleB 10 D5386 or D80051 This specification is under the jurisdiction ofASTM Committee D16 on Aromatic H
9、ydrocarbons and Related Chemicals and is the direct responsibility of SubcommitteeD16.01 on Benzene, Toluene, Xylenes, Cyclohexane and Their Derivatives.Current edition approved July 1, 2013June 1, 2016. Published July 2013June 2016. Originally approved in 1992. Last previous edition approved in 200
10、82013 asD5309 08.D5309 08 (2013)1. DOI: 10.1520/D5309-08R13E01.10.1520/D5309-16.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standardsstandards Document Summa
11、ry 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.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indic
12、ation of what changes have been made to the previous version. Becauseit 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 versionof the standard as published by ASTM is to be co
13、nsidered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1Distillation range, 1.0 D850including the temperature 80.7C, at101.3 KPa (760 mmHg) pressu
14、re,max,CA Clear liquid free of sediment and haze at 18.3 to 25.6C (65 to 78F).B If more than one method is listed for a property and there is a dispute, the referee method will be agreed upon between the buyer and the seller.4. Sampling4.1 Sample the material in accordance with Practice D3437.5. Key
15、words5.1 cyclohexane 999SUMMARY OF CHANGESCommittee D16 has identified the location of selected changes to this standard since the last issue(D5309 - 02D530908(2013)1) that may impact the use of this standard. (Approved JanuaryJune 1,2008.)2016.)(1) Test MethodRemoved D1209 D7266 replaced Test Metho
16、d and added D8005 D3054in theASTM Test Method column for GCtest in 3.1.Section 2.(2) Test MethodModified table D7183 replaced Test Methods D4045, D6212, D6313, and D6428in theASTM Test Method columnfor Total Sulfur test in 3.1.3.1 to replace D1209 with D8005.(3) Test Methods D7266 and D7183 were add
17、ed to Section 2, Referenced Documents.(4) A Summary of Changes section was added.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the va
18、lidity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn.Your com
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