1、Designation:D471007(Reapproved 2012)Standard Specification forAcetaldehyde1This standard is issued under the fixed designation D4710;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 in
2、dicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers acetaldehyde(99%grade).1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thi
3、sstandard.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 expressing the specification limit,in accordance w
4、iththe rounding-off method of Practice E29.1.4 For specific hazard information and guidance,see thesuppliers Material Safety Data Sheet for materials listed in thisspecification.2.Referenced Documents2.1 ASTM Standards:2D1209 Test Method for Color of Clear Liquids(Platinum-Cobalt Scale)D1353 Test Me
5、thod for Nonvolatile Matter in Volatile Sol-vents for Use in Paint,Varnish,Lacquer,and RelatedProductsD2086 Test Method for Acidity in Vinyl Acetate and Acet-aldehydeD2192 Test Method for Purity of Aldehydes and KetonesD5386 Test Method for Color of Liquids Using TristimulusColorimetryE29 Practice f
6、or Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE300 Practice for Sampling Industrial Chemicals2.2 U.S.Federal Specification:PPP-C-2020 Chemicals,Liquid,Dry,and Paste:Packagingof33.Properties3.1 Acetaldehyde shall conform to the following require-ments:Purity,wt%,
7、min,as acetaldehyde99Color,Pt-Co units,max(Note 1)15Acidity,wt%,max,(free acid as acetic acid)0.05Nonvolatile matter,wt%,max0.5_NOTE1Instrumental Pt-Co color determined by Test Method D5386has been shown to have no statistically significant difference from Pt-Cocolor determined by Test Method D1209.
8、However,it is not knownwhether acetaldehyde was part of the sample set included in theinterlaboratory study.4.Sampling4.1 The material shall be sampled in accordance withPractice E300.5.Test Methods5.1 The properties enumerated in this specification shall bedetermined in accordance with the followin
9、g ASTM testmethods:5.1.1 PurityTest Method D2192.5.1.2 ColorTest Method D1209(see Note 1).5.1.3 AcidityTest Method D2086.5.1.4 Nonvolatile MatterDetermine the nonvolatile matteror residue after evaporation in accordance with Test MethodD1353 except use an oven temperature of 60 6 5F.6.Packaging and
10、Package Marking6.1 Package size shall be agreed upon between the pur-chaser and the supplier.6.2 Packaging shall conform to applicable carrier rules andregulations or when specified shall conform to Fed.Spec.PPP-C-2020.1This specification is under the jurisdiction of ASTM Committee D01 on Paintand R
11、elated Coatings,Materials,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 1987.Last previous edition approved in 2007 as D4710 07.DOI:10.152
12、0/D4710-07R12.2For 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
13、,DODSSP,Bldg.4,SectionD,700RobbinsAve.,Philadelphia,PA19111-5098,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 States1 7.Keywords7.1 acetaldehyde;acidity
14、;aldehydeSUMMARY OF CHANGESCommittee D01.35 has identified the location of selected changes to this standard since the last issue(D4710-02)that may impact the use of this standard.(Approved June 1,2007.)(1)Added Test Method D5386 to list of Referenced Docu-ments.(2)Added new Note 1 to 3.1.(3)Referen
15、ced new Note 1 in 5.1.2.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 infringeme
16、nt 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 revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters.Your comments will receive careful consideration at a meeting of theresponsible technical committee,which you may attend
