1、Designation:D417121An American National StandardStandard Specification forFuel System Icing Inhibitors1This standard is issued under the fixed designation D4171;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revisio
2、n.A number in parentheses 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 additives for aviation fuels(forexample,Specifications D910,D7547,and D1655)used toinhibit ice formation in
3、aircraft fuel systems.1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.3 WARNINGMercury has been designated by manyregulatory agencies as a hazardous substance that can causeserious medical issues.Mercury,or its vapor,has be
4、en dem-onstrated to be hazardous to health and corrosive to materials.Use Caution when handling mercury and mercury-containingproducts.See the applicable product Safety Data Sheet(SDS)for additional information.The potential exists that sellingmercury or mercury-containing products,or both,is prohib
5、itedby local or national law.Users must determine legality of salesin their location.1.4 This standard does not purport to address 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 p
6、ractices and deter-mine the applicability of regulatory limitations prior to use.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
7、and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D56 Test Method for Flash Point by Tag Closed Cup TesterD93 Test Methods for Flash Point by Pensky-MartensClosed Cup TesterD268 Guide for Sampling and Testin
8、g Volatile Solvents andChemical Intermediates for Use in Paint and RelatedCoatings and Material(Withdrawn 2021)3D891 Test Methods for Specific Gravity,Apparent,of LiquidIndustrial ChemicalsD910 Specification for Leaded Aviation GasolinesD1078 Test Method for Distillation Range of Volatile Or-ganic L
9、iquidsD1209 Test Method for Color of Clear Liquids(Platinum-Cobalt Scale)D1296 Test Method for Odor of Volatile Solvents andDiluents(Withdrawn 2021)3D1353 Test Method for Nonvolatile Matter in Volatile Sol-vents for Use in Paint,Varnish,Lacquer,and RelatedProductsD1364 Test Method for Water in Volat
10、ile Solvents(KarlFischer Reagent Titration Method)(Withdrawn 2021)3D1476 Test Method for Heptane Miscibility of LacquerSolvents(Withdrawn 2021)3D1613 Test Method for Acidity in Volatile Solvents andChemical Intermediates Used in Paint,Varnish,Lacquer,and Related ProductsD1655 Specification for Aviat
11、ion Turbine FuelsD1722 Test Method for Water Miscibility of Water-SolubleSolventsD3828 Test Methods for Flash Point by Small Scale ClosedCup TesterD4052 Test Method for Density,Relative Density,and APIGravity of Liquids by Digital Density MeterD5006 Test Method for Measurement of Fuel System IcingIn
12、hibitors(Ether Type)in Aviation FuelsD7547 Specification for Hydrocarbon Unleaded AviationGasolineE1 Specification for ASTM Liquid-in-Glass ThermometersE70 Test Method for pH of Aqueous Solutions With theGlass ElectrodeE203 Test Method for Water Using Volumetric Karl FischerTitrationE300 Practice fo
13、r Sampling Industrial Chemicals1This specification is under the jurisdiction of ASTM Committee D02 onPetroleum Products,Liquid Fuels,and Lubricants and is the direct responsibility ofSubcommittee D02.J0.04 on Additives and Electrical Properties.Current edition approved April 1,2021.Published April 2
14、021.Originallyapproved in 1982.Last previous edition approved in 2016 as D4171 16a.DOI:10.1520/D4171-21.2For 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 Doc
15、ument Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.*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 StatesThis
16、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.1E450 Test Method for Measurement of Color of Low-Colored Clear Liquids Using the Hunterlab Color Differ-ence Meter(Withdrawn 1993)3E1064 Test Method for Water in Organic Liquids by Coulo-met
