ASTM_D_4171_-_11.pdf

Designation:D417111An 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 revision.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(see Specifications D910 and D1655)used to inhibit iceformation in 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 WARNING Mercury has been designated by manyregulatory agencies as a hazardous material that can causecentral nervous system,kidney and liver damage.Mercury,orits vapor,may be hazardous to health and corrosive tomaterials.Caution should be taken when handling mercury andmercury containing products.See the applicable product Ma-terial Safety Data Sheet(MSDS)for details and EPAswebsitehttp:/www.epa.gov/mercury/faq.htmfor addi-tional information.Users should be aware that selling mercuryand/or mercury containing products into your state or countrymay be prohibited by law.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 and health practices and determine the applica-bility of regulatory limitations prior to use.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 Testing Volatile Solvents andChemical Intermediates for Use in Paint and RelatedCoatings and MaterialD891 Test Methods for Specific Gravity,Apparent,of LiquidIndustrial ChemicalsD910 Specification for Aviation GasolinesD1078 Test Method for Distillation Range of Volatile Or-ganic LiquidsD1209 Test Method for Color of Clear Liquids(Platinum-Cobalt Scale)D1296 Test Method for Odor of Volatile Solvents andDiluentsD1353 Test Method for Nonvolatile Matter in Volatile Sol-vents for Use in Paint,Varnish,Lacquer,and RelatedProductsD1364 Test Method for Water in Volatile Solvents(KarlFischer Reagent Titration Method)D1476 Test Method for Heptane Miscibility of LacquerSolventsD1613 Test Method for Acidity in Volatile Solvents andChemical Intermediates Used in Paint,Varnish,Lacquer,and Related ProductsD1655 Specification for Aviation 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 IcingInhibitors(Ether Type)in Aviation FuelsE1 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 for Sampling Industrial ChemicalsE450 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-metric Karl Fischer TitrationE2251 Specification for Liquid-in-Glass ASTM Thermom-eters with Low-Hazard Precision Liquids1This specification is under the jurisdiction of ASTM Committee D02 onPetroleum Products and Lubricants and is the direct responsibility of SubcommitteeD02.J0.04 on Additives and Electrical Properties.Current edition approved May 1,2011.Published June 2011.Originallyapproved in 1982.Last previous edition approved in 2010 as D417103(2010).DOI:10.1520/D4171-11.2For 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.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 States1 3.Classification3.1 Two types of fuel system icing inhibitors are provided asfollows:3.1.1 Type IEthylene glycol monomethyl ether is used asan anti-icing additive in both aviation gasoline and aviationturbine fuels.NOTE1Ethylene glycol monomethyl ether(EGME)was previouslyincluded in this specification,last appearing in D417194.EGME isconsidered technically satisfactory for this application,but has beengenerally replaced by DiEGME due to availability,reduced toxicologicalconcerns,and lack of widely available methodology to determine FSIIconcentration in aviation fuels when a mixture is known to be present,orwhen the identity of the FSII present