1、Designation: D2693 07 (Reapproved 2012)Standard Specification forEthylene Glycol1This standard is issued under the fixed designation D2693; 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 pare
2、ntheses 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 ethylene glycol for use in thepreparation of surface coatings.1.2 The values stated in SI units are to be regarded asstand
3、ard. No other units of measurement are included in thisstandard.1.3 The following applies to all specified limits in thisstandard; for purposes of determining conformance with thisstandard, an observed value or a calculated value shall berounded off “to the nearest unit” in the last right-hand digit
4、used in expressing the specification limit, in accordance withthe rounding-off method of Practice E29.1.4 For specific hazard information and guidance, consultthe suppliers Material Safety Data Sheet.2. Referenced Documents2.1 ASTM Standards:2D1209 Test Method for Color of Clear Liquids (Platinum-Co
5、balt Scale)D4052 Test Method for Density, Relative Density, and APIGravity of Liquids by Digital Density MeterD5386 Test Method for Color of Liquids Using TristimulusColorimetryE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE202 Test Methods for Ana
6、lysis of Ethylene Glycols andPropylene GlycolsE300 Practice for Sampling Industrial Chemicals2.2 U.S. Federal Specification:PPP-C-2020 Chemicals, Liquid, Dry, and Paste: Packagingof33. Properties3.1 Ethylene glycol shall conform to the following require-ments:Apparent specific gravity20/20C 1.1151 t
7、o 1.1156or25/25C 1.1129 to 1.1134Color, Pt-Co units, max (Note 1) 15Distillation range, 760 mm HgInitial boiling point, C, min 193Dry point, C, max 204Water, wt %, max 0.2Acidity as acetic acid, wt %, max 0.005Diethylene glycol, wt %, max 1.0Iron, ppm, max 1.0NOTE 1Instrumental Pt-Co color determine
8、d by Test Method D5386has been shown to have no statistically significant difference from Pt-Cocolor determined by Test Method D1209. However, it is not knownwhether ethylene glycol was part of the sample set included in theinterlaboratory study.4. Sampling4.1 The material shall be sampled in accord
9、ance withPractice E300.5. Test Methods5.1 The properties enumerated in this specification shall bedetermined in accordance with Test Methods E202.5.2 The specific gravity can also be determined in accor-dance with Test Method D4052.6. Packaging and Package Marking6.1 Package size shall be agreed upo
10、n by the purchaser andthe supplier.6.2 Packaging shall conform to applicable carrier rules andregulations or when specified shall conform to Fed. Spec.PPP-C-2020.7. Keywords7.1 ethylene glycol1This specification is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings, Materials,
11、 and Applications and is the direct responsibility ofSubcommittee D01.35 on Solvents, Plasticizers, and Chemical Intermediates.Current edition approved July 1, 2012. Published September 2012. Originallyapproved in 1968. Last previous edition approved in 2007 as D2693 07. DOI:10.1520/D2693-07R12.2For
12、 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.3Available from Standardization Documents Order Desk, DODSSP, Bld
13、g. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.*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 States1SUMMARY OF CHANGESCommittee D01.
14、35 has identified the location of selected changes to this standard since the last issue(D2693 - 02) that may impact the use of this standard. (Approved June 1, 2007.)(1) Added new Note 1 in 3.1.(2) Added Test Method D5386 to list of ReferencedDocuments.ASTM International takes no position respectin
15、g the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standa
16、rd is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM Internationa
17、l Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.Th
18、is standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).D2693 07 (2012)2
