ASTM D4710-2007 Standard Specification for Acetaldehyde《乙醛的标准规范》.pdf

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1、Designation: D 4710 07Standard Specification forAcetaldehyde1This standard is issued under the fixed designation D 4710; 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 indicates t

2、he year of last reapproval. Asuperscript epsilon (e) 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 accorda

4、nce withthe 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:2D 1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)D 13

5、53 Test Method for Nonvolatile Matter in VolatileSolvents for Use in Paint, Varnish, Lacquer, and RelatedProductsD 2086 Test Method for Acidity in Vinyl Acetate andAcetaldehydeD 2192 Test Method for Purity of Aldehydes and KetonesD 5386 Test Method for Color of Liquids Using TristimulusColorimetryE2

6、9 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 300 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 requir

7、e-ments:Purity, wt %, min, as acetaldehyde 99Color, Pt-Co units, max (Note 1)15Acidity, wt %, max, (free acid as acetic acid) 0.05Nonvolatile matter, wt %, max 0.5_NOTE 1Instrumental Pt-Co color determined by Test Method D 5386has been shown to have no statistically significant difference from Pt-Co

8、color determined by Test Method D 1209. 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 E 300.5. Test Methods5.1 The properties enumerated in this specification shall

9、bedetermined in accordance with the following ASTM testmethods:5.1.1 PurityTest Method D 2192.5.1.2 ColorTest Method D 1209 (see Note 1).5.1.3 AcidityTest Method D 2086.5.1.4 Nonvolatile MatterDetermine the nonvolatile mat-ter or residue after evaporation in accordance with Test MethodD 1353 except

10、use an oven temperature of 60 6 5F.6. Packaging and 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-2020.7. Keywords7.1 acetaldehyde;

11、 acidity; aldehyde1This 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 Intermediates.Current edition approved June 1, 2007. Publishe

12、d June 2007. Originallyapproved in 1987. Last previous edition approved in 2002 as D 4710 02.2For 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

13、Summary page onthe ASTM website.3Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 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 D

14、rive, PO Box C700, West Conshohocken, PA 19428-2959, United States.SUMMARY OF CHANGESCommittee D01.35 has identified the location of selected changes to this standard since the last issue(D 4710 - 02) that may impact the use of this standard. (Approved June 1, 2007.)(1) Added Test Method D 5386 to l

15、ist of Referenced Docu-ments.(2) Added new Note 1 to 3.1.(3) Referenced 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 determinatio

16、n 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 withdra

17、wn. 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. If you feel that your c

18、omments 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 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).D4710072