ASTM D4077-2011 Standard Specification for Cumene (Isopropylbenzene)《异丙苯标准规范(异丙基苯)》.pdf

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1、Designation: D4077 11Standard Specification forCumene (Isopropylbenzene)1This standard is issued under the fixed designation D4077; 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 parentheses

2、indicates the year of last reapproval. Asuperscript epsilon () 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 conf

3、ormance 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 ass

4、tandard. 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:2D1209 Test Method for Color of Clear Liquids

5、(Platinum-Cobalt Scale)D1492 Test Method for Bromine Index of Aromatic Hydro-carbons by Coulometric TitrationD2710 Test Method for Bromine Index of Petroleum Hy-drocarbons by Electrometric TitrationD3160 Test Method for Phenol Content of Cumene (Isopro-pylbenzene) or AMS (aMethylstyrene)D3437 Practi

6、ce for Sampling and Handling Liquid CyclicProductsD3760 Test Method for Analysis of Isopropylbenzene(Cumene) by Gas ChromatographyD5386 Test Method for Color of Liquids Using TristimulusColorimetryD7057 Test Method for Analysis of Isopropylbenzene(Cumene) by Gas Chromatography (External Standard)D71

7、83 Test Method for Determination of Total Sulfur inAromatic Hydrocarbons and Related Chemicals by Ultra-violet FluorescenceD7359 Test Method for Total Fluorine, Chlorine and Sulfurin Aromatic Hydrocarbons and Their Mixtures by Oxida-tive Pyrohydrolytic Combustion followed by Ion Chroma-tography Dete

8、ction (Combustion Ion Chromatography-CIC)E29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE298 Test Methods for Assay of Organic PeroxidesE299 Test Method for Trace Amounts of Peroxides InOrganic Solvents2.2 Other Documents:OSHA Regulations, 29 CFR pa

9、ragraphs 1910.1000 and1910.120033. Properties3.1 Cumene (isopropylbenzene) shall conform to the fol-lowing requirements:PropertySpecificationsASTM TestMethodAPurity, weight %, min 99.92 D3760 or D7057Alpha-Methylstrene, weight %, max 0.01 D3760 or D7057Benzene, weight %, max 0.001 D3760 or D7057Buty

10、lbenzenes, weight %, max 0.02 D3760 or D7057Diisopropylbenzenes, weight %, max 0.002 D3760 or D7057Ethylbenzene, weight %, max 0.01 D3760 or D7057Phenols, mg/kg, max 5 D3160, D3760 orD7057n-Propylbenzene, weight %, max 0.03 D3760 or D7057Sulfur, mg/kg, max 1 D7183 or D7359Bromine index, max 100 D149

11、2 or D2710AppearanceBvisualColor, Pt/Co, max 15 D1209 or D5386Cumene hydroperoxide, at loading,mg/kg, max100 E298 or E299AIf more than one method is listed for a property, the producer and the usershould agree on the referee test method.BClear liquid, free of sediment and haze from 18.3 to 25.6C (65

12、 to 78F).4. Sampling4.1 Sampe the material in accordance with Practice D3437.1This specification is under the jurisdiction of ASTM Committee D16 onAromatic Hydrocarbons and Related Chemicals and is the direct responsibility ofSubcommittee D16.07 on Styrene, Ethylbenzene and C9 and C10 AromaticHydroc

13、arbons.Current edition approved June 1, 2011. Published June 2011. Originallyapproved in 1981. Last previous edition approved in 2007 as D4077 07. DOI:10.1520/D4077-11.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual

14、 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.gov.1*A Summary of Changes section

15、 appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.4.2 If cumene has been exposed to air, cumene hydroper-oxide may be in the sample. Suitable precautions should beexercised for handling cumene that m

16、ay contain cumenehydroperoxide.5. Keywords5.1 cumene (isopropylbenzene); 2phenylpropaneSUMMARY OF CHANGESCommittee D16 has identified the location of selected changes to this standard since the last issue (D4077 - 07)that may impact the use of this standard. (Approved June 1, 2011.)(1) 2.1 Sulfur me

17、thod D7359 added. (2) 3.1 Sulfur method D7359 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 validity of any such patent rig

18、hts, 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 comments are invited either for

19、 revision of this standard or for additional standardsand should be addressed to ASTM International 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

20、 you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.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). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).D4077 112