1、Designation:D343715(Reapproved 2022)Standard Practice forSampling and Handling Liquid Cyclic Products1This standard is issued under the fixed designation D3437;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision
2、.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 practice covers procedures for sampling and han-dling several liquid cyclic products.These specifically coverliquids at ambient tem
3、perature and include benzene,toluene,xylenes,cyclohexane,styrene,pyridine,ethylbenzene,isopropylbenzene,and alpha-methylstyrene in a manner whichrepresents and preserves product quality.1.2 Any person sampling or handling these products shouldconsult the applicable Safety Data Sheet(SDS)for specific
4、 firstaid instructions and information on the proper equipment tohave available for use in the event of personal contact orexposure.1.3 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.4 This standard does not purport to address
5、 all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.For specific hazard statements,see Sections 3,4,5
6、,6 and 7 andan appropriate SDS.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 Org
7、anization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D56 Test Method for Flash Point by Tag Closed Cup TesterD850 Test Method for Distillation of Industrial AromaticHydrocarbons and Related MaterialsD3505 Test Method for Density or Relative Density of PureLiqu
8、id ChemicalsE300 Practice for Sampling Industrial Chemicals2.2 American National Standards Institute Standard:Z 288.1 Flammable and Combustible Liquids Code32.3 API Document:4RP-500A Classification of Locations for Electrical Installa-tions in Petroleum Refineries42.4 Other Documents:OSHA Regulation
9、s,29 CFR paragraphs 1910.1000 and1910.20005OSHA Benzene Standard,29 CFR 1910.10285U.S.DOT Regulations,49 CFR Transportation SubchapterC,Parts 171-1805DOT/USCG 46 CFR Subchapter O,Part 17153.Significance and Use3.1 This practice is issued to provide information useful inestablishing sampling and hand
10、ling procedures.It is expectedthat this information will only be utilized in conjunction withan existing health and safety program and consultation with theappropriate SDS.The information provided herein cannot beused as a substitute for expert safety and medical advice,butrather as a supplement to
11、such advice.4.Description of Products(See Table 1)4.1 These liquids are marketed in different grades of purityso the physical properties may vary slightly.4.2 The products listed in Table 1 are classified by theDepartment of Transportation as flammable liquids,and con-tainers must bear flammable liq
12、uid labels.Trucks and tank carsmust have flammable liquid placards.4.2.1 These products are ordinarily transported in steeldrums,tank cars,tank trucks,barges and ships.1This practice is under the jurisdiction of ASTM Committee D16 on Aromatic,Industrial,Specialty and Related Chemicals and is the dir
13、ect responsibility ofSubcommittee D16.08 on Handling and Sampling Aromatic and Cyclic Hydrocar-bons.Current edition approved July 1,2022.Published July 2022.Originally approvedin 1978.Last previous edition approved in 2015 as D3437 15.DOI:10.1520/D3437-15R22.2For referenced ASTM standards,visit the
14、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 American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:
15、/www.ansi.org.4Available from American Petroleum Institute(API),1220 L.St.,NW,Washington,DC 20005-4070,http:/www.api.org.5Available from U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401,http:/www.ecfr.gov.Copyright ASTM International,1
16、00 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.14.2.2 While these products are dangerous when handledimproperly,their unloading need not be hazardous provi
