1、Designation: D 2694 05Standard Specification forDiethylene Glycol1, 2This standard is issued under the fixed designation D 2694; 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 ind
2、icates 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 diethylene glycol for use in thepreparation of surface coatings.1.2 The values stated in SI units are to be regarded asstandard. No
3、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 digitused in
4、expressing the specification limit of Practice E 29.1.4 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
5、 regulatory limitations prior to use.1.5 For specific hazard information and guidance, consultthe suppliers Material Safety Data Sheet.2. Referenced Documents2.1 ASTM Standards:3D 1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)D 4052 Test Method for Density and Relative Density o
6、fLiquids 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 andPropylene GlycolsE 300 Practice for Sampling I
7、ndustrial Chemicals2.2 U.S. Federal Specification:PPP-C-2020 Chemicals, Liquid, Dry, and Paste: Packagingof43. Properties3.1 Diethylene glycol shall conform to the following re-quirements:Apparent specific gravity20/20C 1.1170 to 1.1200or25/25C 1.1147 to 1.1177Color, Pt-Co units, maxA15Distillation
8、range, 760 mm HgInitial boiling point, C, min 240Dry point, C, max 250Water, wt %, max 0.2Acidity as acetic acid, wt %, max 0.01Ethylene glycol, wt %, max 0.5Triethylene glycol, wt %, max 1.0Iron, ppm, max 1.0_AInstrumental Pt-Co color determined by Test Method D 5386 have been shownto have no stati
9、stically significant difference from Pt-Co color determined by TestMethod D 1209. However, it is not known whether diethylene glycol was part of thesample set included in the interlaboratory study.4. Sampling4.1 The material shall be sampled in accordance withPractice E 300.5. Test Methods5.1 The pr
10、operties enumerated in this specification shall bedetermined in accordance with Test Methods E 202.5.2 The apparent specific gravity can also be determined inaccordance with Test Method D 4052.6. Packaging and Package Marking6.1 Package size shall be agreed upon by the purchaser andthe supplier.6.2
11、Packaging shall conform to applicable carrier rules andregulations or when specified shall conform to Fed. Spec.PPP-C-2020.7. Keywords7.1 diethylene glycol1This specification is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings, Materials, and Applications and is the direct r
12、esponsibility ofSubcommittee D01.35 on Solvents, Plasticizers, and Chemical Intermediates.Current edition approved May 15, 2005. Published May 2005. Originallyapproved in 1968. Last previous edition approved in 2000 as D 2694 91 (2000).2This compound is also known as 2,28oxydiethanol.3For referenced
13、 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.4Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700
14、Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.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 o
15、f selected changes to this standard since the last issue(D 2694 91 (2000) that may impact the use of this standard.(1) Added reference to Practice E29in Scope section.(2) Added Practice E29and Test Methods D 1209 and D 5386to list of referenced documents.(3) Changed specs limits for apparent specifi
16、c gravity in 3.1.(4) Added new Note A to 3.1.ASTM International takes no position respecting 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, an
17、d the riskof infringement of such rights, are entirely their own responsibility.This standard 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 revisi
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19、ouldmake your views known to the ASTM Committee on Standards, at the address shown below.This 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).D2694052
