ASTM D4077-2007 Standard Specification for Cumene (Isopropylbenzene)《异丙基苯(异丙苯)的标准规范》.pdf

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1、Designation: D 4077 07Standard Specification forCumene (Isopropylbenzene)1This standard is issued under the fixed designation D 4077; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parenthese

2、s indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers cumene (isopropylbenzene).1.2 The following applies to all specified limits in thisspecification: for purposes of determining c

3、onformance withthis specification, an observed value or a calculated value shallbe rounded off “to the nearest unit” in the last right-hand digitused in expressing the specification limit, in accordance withthe rounding-off method of Practice E29.1.3 The values stated in SI units are to be regarded

4、as thestandard. The values given in parentheses are for informationonly.1.4 Consult current OSHA Regulations and Suppliers Ma-terial Safety Data Sheets, and local regulations for all materialsused in this specification.2. Referenced Documents2.1 ASTM Standards:2D 1209 Test Method for Color of Clear

5、Liquids (Platinum-Cobalt Scale)D 1492 Test Method for Bromine Index of Aromatic Hy-drocarbons by Coulometric TitrationD 2710 Test Method for Bromine Index of Petroleum Hy-drocarbons by Electrometric TitrationD 3160 Test Method for Phenol Content of Cumene (Iso-propylbenzene) or AMS (aMethylstyrene)D

6、 3437 Practice for Sampling and Handling Liquid CyclicProductsD 3760 Test Method for Analysis of Isopropylbenzene(Cumene) by Gas ChromatographyD 5386 Test Method for Color of Liquids Using TristimulusColorimetryD 7057 Test Method for Analysis of Isopropylbenzene(Cumene) by Gas Chromatography (Extern

7、al Standard)D 7183 Test Method for Determination of Total Sulfur inAromatic Hydrocarbons and Related Chemicals by Ultra-violet FluorescenceE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 298 Test Methods for Assay of Organic PeroxidesE 299 Test Met

8、hod for Trace Amounts of Peroxides InOrganic Solvents2.2 Other Documents:OSHA Regulations, 29 CFR paragraphs 1910.1000 and1910.120033. Properties3.1 Cumene (isopropylbenzene) shall conform to the fol-lowing requirements:PropertySpecificationsASTM TestMethodAPurity, weight %, min 99.92 D 3760 or D 70

9、57Alpha-Methylstrene, weight %, max 0.01 D 3760 or D 7057Benzene, weight %, max 0.001 D 3760 or D 7057Butylbenzenes, weight %, max 0.02 D 3760 or D 7057Diisopropylbenzenes, weight %, max 0.002 D 3760 or D 7057Ethylbenzene, weight %, max 0.01 D 3760 or D 7057Phenols, mg/kg, max 5 D 3160, D 3760 orD 7

10、057n-Propylbenzene, weight %, max 0.03 D 3760 or D 7057Sulfur, mg/kg, max 1 D 7183Bromine index, max 100 D 1492 or D 2710AppearanceBvisualColor, Pt/Co, max 15 D 1209 or D 5386Cumene hydroperoxide, at loading,mg/kg, max100 E 298 or E 299AIf more than one method is listed for a property, the producer

11、and the usershould agree on the referee test method.BClear liquid, free of sediment and haze from 18.3 to 25.6C (65 to 78F).4. Sampling4.1 Sampling the material in accordance with PracticeD 3437.4.2 If cumene has been exposed to air, cumene hydroper-oxide may be in the sample. Suitable precautions s

12、hould beexercised for handling cumene that may contain cumenehydroperoxide.5. Keywords5.1 cumene (isopropylbenzene); 2phenylpropane1This specification is under the jurisdiction of ASTM Committee D16 onAromatic Hydrocarbons and Related Chemicals and is the direct responsibility ofSubcommittee D16.07

13、on Styrene, Ethylbenzene and C9 and C10 AtomaticHydrocarbons.Current edition approved June 1, 2007. Published June 2007. Originallyapproved in 1981. Last previous edition approved in 2004 as D 4077 04.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Servi

14、ce at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from U.S. Government Printing Office Superintendent of Documents,732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401, http:/www.access.gpo.g

15、ov.1*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.SUMMARY OF CHANGESCommittee D16 has identified the location of selected changes to this standard since the last issu

16、e(D 4077 - 04) that may impact the use of this standard. (Approved June 1, 2007.)(1) 2.1 Sulfur methods D 3961 and D 4045 removed andTest Method D 7183 was added.(2) 3.1 Sulfur methods D 3961 and D 4045 removed fromTable 1 and Test Method D 7183 was added.ASTM International takes no position respect

17、ing 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 validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This stan

18、dard 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 comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM Internatio

19、nal Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.

20、This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).D 4077 072