1、Designation:D8194181Standard Practice forEvaluation of Suitability of 37 mm Filter Monitors and47 mm Filters Used to Determine Particulate Contaminant inAviation Turbine Fuels1This standard is issued under the fixed designation D8194;the number immediately following the designation indicates the yea
2、r 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.1NOTESubsection 9.1.2 was corrected editorially in August 2020.1.Scope1.1
3、 This practice determines suitability of products used formeasuring particulate contamination in aviation turbine fuelwhen using Test Methods D5452 and D2276.1.2 There are two major parts of this practice.The first is forevaluation of the cellulose acetate butyrate field monitors thatare used in com
4、bination with the filters and the filter supportpads.The second part is for evaluation of the filter when usedwith an appropriate cellulose acetate butyrate field monitor.1.3 UnitsThe values stated in SI units are to be regardedas the standard.No other units of measurement are included inthis standa
5、rd.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 practices and deter-mine the applicability of regulatory limitations prior to use.1
6、.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 T
7、rade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D362 Specification for Industrial Grade Toluene(Withdrawn1989)3D1193 Specification for Reagent WaterD1319 Test Method for Hydrocarbon Types in Liquid Petro-leum Products by Fluorescent Indicator AdsorptionD1655 Specification for Aviation T
8、urbine FuelsD2276 Test Method for Particulate Contaminant in AviationFuel by Line SamplingD2624 Test Methods for Electrical Conductivity of Aviationand Distillate FuelsD3948 Test Method for Determining Water Separation Char-acteristics ofAviation Turbine Fuels by Portable Separom-eterD4171 Specifica
9、tion for Fuel System Icing InhibitorsD5452 Test Method for Particulate Contamination in Avia-tion Fuels by Laboratory FiltrationF316 Test Methods for Pore Size Characteristics of Mem-brane Filters by Bubble Point and Mean Flow Pore Test2.2 Federal Standard:MIL-DTL-85470 Inhibitor,Icing,Fuel System,H
10、igh FlashNATO Code Number S-174543.Terminology3.1 Definitions:3.1.1 cellulose acetate butyrate,nthermoplastic that isknown to be adequate for manufacture of field monitors andchemically compatible for use with aviation fuel.3.1.2 field monitor,ntwo-part device(inlet plus outlet)used to hold a filter
11、 securely.3.1.2.1 DiscussionIn this practice,all field monitors aremanufactured from cellulose acetate butyrate polymer.3.1.3 filter,nthin,porous membrane used to separateparticulate contamination from a liquid.3.1.4 plugs,nsmall plastic parts designed to block inletsand outlets of field monitors.1T
12、his practice is under the jurisdiction of ASTM Committee D02 on PetroleumProducts,Liquid Fuels,and Lubricants and is the direct responsibility of Subcom-mittee D02.J0.05 on Fuel Cleanliness.Current edition approved Dec.1,2018.Published February 2019.DOI:10.1520/D8194-18E01.2For referenced ASTM stand
13、ards,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.4Availab
14、le from DLA Document Services,Bldg.4/D,700 Robbins Ave.,Philadelphia,PA 19111-5094,http:/quicksearch.dla.miL.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 recogn
15、ized 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.4.Summary of Practice4.1 Water with blue dye dispersion is passed thr
16、ough amembrane filter in a field monitor to evaluate the field monitorfor leaks bypassing the filter.4.2 Membrane filters are evaluated for color per AppendixX1 of Test Method D2276.4.3 Maximum and mean flow rate pore sizes of membranefilters are determined,as well as distribution of pore sizes onthe filter.4.4 Reagent water Type III of Specification D1193 is filteredthrough a pre-weighed membrane filter in a field monitor andthe change in membrane filter mass is determined after drying.4.5 Fuel
