1、Designation:D269405(Reapproved 2011)Standard Specification forDiethylene Glycol1,2This standard is issued under the fixed designation D2694;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 parenth
2、eses 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 diethylene glycol for use in thepreparation of surface coatings.1.2 The following applies to all specified limits in thisstandard
3、;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 expressing the specification limit of Practice E29.1.3 The values stated in SI units are to be regarded asstandard.No other u
4、nits of measurement are included in thisstandard.1.4 For specific hazard information and guidance,consultthe suppliers Material Safety Data Sheet.1.5 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 standar
5、d to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:3D1209 Test Method for Color of Clear Liquids(Platinum-Cobalt Scale)D4052 Test Method for Density,Relative Density,and APIGravity o
6、f 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 Analysis of Ethylene Glycols andPropylene GlycolsE300 Practice for Sampling Ind
7、ustrial 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 gravity20/20C1.1170 to 1.1200or25/25C1.1147 to 1.1177Color,Pt-Co units,maxA15Distillation range,760 mm
8、 HgInitial boiling point,C,min240Dry point,C,max250Water,wt%,max0.2Acidity as acetic acid,wt%,max0.01Ethylene glycol,wt%,max0.5Triethylene glycol,wt%,max1.0Iron,ppm,max1.0AInstrumental Pt-Co color determined by Test Method D5386 have been shown tohave no statistically significant difference from Pt-
9、Co color determined by TestMethod D1209.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 E300.5.Test Methods5.1 The properties enumerated in this specification shal
10、l bedetermined in accordance with Test Methods E202.5.2 The apparent specific gravity can also be determined inaccordance with Test Method D4052.6.Packaging and Package Marking6.1 Package size shall be agreed upon by the purchaser andthe supplier.6.2 Packaging shall conform to applicable carrier rul
11、es andregulations or when specified shall conform to Fed.Spec.PPP-C-2020.1This specification is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings,Materials,and Applications and is the direct responsibility ofSubcommittee D01.35 on Solvents,Plasticizers,and Chemical Intermedia
12、tes.Current edition approved Feb.1,2011.Published February 2011.Originallyapproved in 1968.Last previous edition approved in 2005 as D2694 05.DOI:10.1520/D2694-05R11.2This compound is also known as 2,28oxydiethanol.3For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Cus
13、tomer 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,DODSSP,Bldg.4,SectionD,700RobbinsAve.,Philadelphia,PA19111-5098,http:/dodssp.daps.dla.mil.*A Summa
14、ry 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 States1 7.Keywords7.1 diethylene glycolSUMMARY OF CHANGESCommittee D01.35 has identified the location of selected changes to this standard si
15、nce the last issue(D2694 91(2000)that may impact the use of this standard.(1)Added reference to Practice E29 in Scope section.(2)Added Practice E29 and Test Methods D1209 and D5386 tolist of referenced documents.(3)Changed specs limits for apparent specific gravity in 3.1.(4)Added new Note A to 3.1.
16、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,and 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 wit
