ASTM E202-2018 red 5000 Standard Test Methods for Analysis of Ethylene Glycols and Propylene Glycols《乙二醇和丙二醇分析的标准试验方法》.pdf
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1、Designation: E202 12E202 18Standard Test Methods forAnalysis of Ethylene Glycols and Propylene Glycols1This standard is issued under the fixed designation E202; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revis
2、ion. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S. Department of Defense.1. Scope*1.1 These test methods cover the chemical and
3、 physical analysis of the commonly available grades of ethylene glycol,diethylene glycol, triethylene glycol, propylene glycol, and dipropylene glycol. The key sections appear in the following order:SectionsPurity of Reagents 4Specific Gravity 6 8Distillation Range 9 11Distillation Range 10 12Acidit
4、y 12 14Acidity 14 16Water 15 17Water 18 20Iron 18 20Iron 22 24Color 21 23Color 26 28Gas Chromatographic Analysis 24 26Gas Chromatographic Analysis 30 32Alternative Test Methods Appendix X11.2 Review the current appropriate Material Safety Data Sheets (MSDS)(SDS) for detailed information concerning t
5、oxicity, firstaid procedures, and safety precautions.1.3 In determining the conformance of the test results using this method to applicable specifications, results shall be roundedoff in accordance with the rounding-off method of Practice E29.1.4 The values stated in SI units are to be regarded as s
6、tandard. No other units of measurement are included in this standardwith the exception of foot-pound for apparatus descriptions.1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish
7、 appropriate safety safety, health, and healthenvironmental practices and determine theapplicability of regulatory limitations prior to use.1.6 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principl
8、es for the Development of International Standards, Guides and Recommendations issuedby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2D891 Test Methods for Specific Gravity, Apparent, of Liquid Industrial Chemicals (Withdrawn 2018)
9、3D1078 Test Method for Distillation Range of Volatile Organic LiquidsD1193 Specification for Reagent WaterD1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)1 These test methods are under the jurisdiction of ASTM Committee D16 on Aromatic Hydrocarbons Aromatic, Industrial, Specialty
10、 and Related Chemicals and are thedirect responsibility of Subcommittee D16.15 on Industrial and Specialty General Standards.Current edition approved April 1, 2012March 15, 2018. Published May 2012April 2018. Originally approved in 1962. Last previous edition approved in 20102012 asE20210. DOI: 10.1
11、520/E0202-12. 12. DOI: 10.1520/E0202-18.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.3 The last approved v
12、ersion of this historical standard is referenced on www.astm.org.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all
13、 changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 10
14、0 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1D1613 Test Method for Acidity in Volatile Solvents and Chemical Intermediates Used in Paint, Varnish, Lacquer, and RelatedProductsD4052 Test Method for Density, Relative Density, and API Gravity of Liquids by Digital D
15、ensity MeterD5386 Test Method for Color of Liquids Using Tristimulus ColorimetryD6809 Guide for Quality Control and Quality Assurance Procedures for Aromatic Hydrocarbons and Related MaterialsE29 Practice for Using Significant Digits in Test Data to Determine Conformance with SpecificationsE180 Prac
16、tice for Determining the Precision of ASTM Methods for Analysis and Testing of Industrial and Specialty Chemicals(Withdrawn 2009)3E203 Test Method for Water Using Volumetric Karl Fischer TitrationE394 Test Method for Iron in Trace Quantities Using the 1,10-Phenanthroline MethodE611 Test Methods for
17、Low Concentrations of Diethlyene Glycol in Ethylene Glycol by Gas ChromatographyE691 Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test MethodE1064 Test Method for Water in Organic Liquids by Coulometric Karl Fischer TitrationE1510 Practice for Installing Fused Sil
18、ica Open Tubular Capillary Columns in Gas ChromatographsE1615 Test Method for Iron in Trace Quantities Using the FerroZine MethodE2409 Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol and in Mono- and DipropyleneGlycol(Gas Chromatographic Method)E2679 Test Method for Ac
19、idity in Mono-, Di-, Tri- and Tetraethylene Glycol byNon-Aqueous Potentiometric Titration2.2 ASTM Adjuncts:Adjunct ADJD6300 Determination of Precision and Bias for Use in Test Methods for Petroleum Products and Lubricants42.3 Other Document:OSHA Regulations, 29 CFR paragraphs 1910.1000 and 1910.1200
20、53. Significance and Use3.1 These test methods measure certain chemical and physical properties of ethylene glycols and propylene glycols and maybe used to determine compliance with specification in which limits are established for these properties. For those tests that use theprocedure of another A
21、STM test method, that test method should be consulted for additional information on the significance anduse of that test.3.2 Alternative test methods and technology for several of the methods can be found in the Appendix. Use of these methodsis optional and individuals using the alternative methods
22、should assure themselves that the method is sufficient and appropriate forthe application. Precision data presented in this standard is only for the original test methods listed.4. Purity of Reagents4.1 Purity of ReagentsReagent grade chemicals shall be used in all tests. Unless otherwise indicated,
23、 it is intended that allreagents shall conform to the specifications of the Committee on Analytical Reagents of the American Chemical Society, wheresuch specifications are available.6 Other grades may be used, provided it is first ascertained that the reagent is of sufficiently highpurity to permit
24、its use without lessening the accuracy of the determination.4.2 Unless otherwise indicated, references to water shall be understood to mean reagent water conforming to SpecificationD1193, Type II or III.5. Quality Control5.1 It is recommended that a control chart for the concentration of the impurit
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