ASTM D2693-2007 Standard Specification for Ethylene Glycol《乙二醇的标准规范》.pdf

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1、Designation: D 2693 07Standard Specification forEthylene Glycol1This standard is issued under the fixed designation D 2693; 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 indicate

2、s the year of last reapproval. Asuperscript epsilon (e) 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 asstandard. No other u

3、nits 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 digitused in express

4、ing 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:2D 1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)D 4

5、052 Test Method for Density and Relative Density ofLiquids by Digital Density MeterD 5386 Test Method for Color of Liquids Using TristimulusColorimetryE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 202 Test Methods for Analysis of Ethylene Glycols

6、 andPropylene GlycolsE 300 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 to 1.1156or25/25C 1.1129

7、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 determined by Test Method D 5386ha

8、s been shown to have no statistically significant difference from Pt-Cocolor determined by Test Method D 1209. 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 accordance withPractice E 300

9、.5. Test Methods5.1 The properties enumerated in this specification shall bedetermined in accordance with Test Methods E 202.5.2 The specific gravity can also be determined in accor-dance with Test Method D 4052.6. Packaging and Package Marking6.1 Package size shall be agreed upon by the purchaser a

10、ndthe 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, and Applications an

11、d is the direct responsibility ofSubcommittee D01.35 on Solvents, Plasticizers, and Chemical Intermediates.Current edition approved June 1, 2007. Published July 2007. Originally approvedin 1968. Last previous edition approved in 2002 as D 2693 02.2For referenced ASTM standards, visit the ASTM websit

12、e, 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, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, P

13、A 19111-5098, http:/www.dodssp.daps.mil.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.SUMMARY OF CHANGESCommittee D01.35 has identified the location of selected chan

14、ges to this standard since the last issue(D 2693 - 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 D 5386 to list of Referenced Docu-ments.ASTM International takes no position respecting the validity of any patent rights asserte

15、d 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 standard is subject to revision at any time by th

16、e 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 International Headquarters. Your comments will receive

17、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.This standard is copyrighted by ASTM Internat

18、ional, 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).D2693072