ASTM_D_7125_-_17.pdf

Designation:D712517Standard Specification forCumene(Isopropylbenzene)Manufactured Via a ZeoliteProcess1This standard is issued under the fixed designation D7125;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 indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers cumene(isopropylbenzene)manufactured using a zeolite catalyst process.1.2 The following applies to all specified limits in thisspecification:for purposes of determining conformance 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 asstandard.No other units of measurement are included in thisstandard.1.4 Consult current OSHA Regulations and SuppliersSafety Data Sheets,and local regulations for all materials usedin this specification.1.5 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D1492 Test Method for Bromine Index of Aromatic Hydro-carbons by Coulometric TitrationD2710 Test Method for Bromine Index of Petroleum Hydro-carbons by Electrometric TitrationD3160 Test Method for Phenol Content of Cumene(Isopro-pylbenzene)or AMS(Methylstyrene)D3437 Practice 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)D7183 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 Detection(Combustion Ion Chromatography-CIC)D8005 Test Method for Color of Clear Liquids(Platinum-Cobalt Scale)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 SolventsE2680 Test Method for Appearance of Clear,TransparentLiquids(Visual Inspection Procedure)2.2 Other Documents:OSHA Regulations,29 CFR paragraphs 1910.1000 and1910.120033.Properties3.1 Cumene(isopropylbenzene)manufactured via a cata-lytic zeolite process shall conform to the following require-ments:1This specification is under the jurisdiction of Committee D16 on Aromatic,Industrial,Specialty and Related Chemicals and is the direct responsibility of Subcommittee D16.07 on Styrene,Ethylbenzene and C9 and C10 Aromatic Hydrocar-bons.Current edition approved June 1,2017.Published June 2017.Originallyapproved in 2007.Last previous edition approved in 2016 as D7125 16.DOI:10.1520/D7125-17.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service 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.gov.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 PropertySpecificationsASTM TestMethodAPurity,weight%,min99.93D3760 or D7057Alpha-Methylstrene,mg/kg,max50D3760 or D7057Benzene,mg/kg,max10D3760 or D7057Cumene hydroperoxide,at loading,mg/kg,max100E298 or E299Diisopropylbenzenes,Individual Isomer,mg/kg,max5D3760 or D7057Diisopropylbenzenes,Total,mg/kg,max10D3760 or D7057Ethylbenzene,mg/kg,max50D3760 or D7057I-Butylbenzene,mg/kg,max10D3760 or D7057n-Butylbenzene,mg/kg,max10D3760 or D7057s-Butylbenzene,mg/kg,max20D3760 or D7057t-Butylbenzene,mg/kg,max25D3760 or D7057Phenols,mg/kg,max5D3160,D3760 orD7057n-Propylbenzene,mg/kg,max300D3760 orD7057Sulfur,mg/kg,max0.1D7183 or D7359Toluene,mg/kg,max10D3760 or D7057Total Butylbenzenes,mg/kg,max65D3760 or D7057Total Cymenes,mg/kg,max50D3760 or D7057Total Non-Aromatics,mg/kg,max150BD3760