ASTM_D_2634_-_07_2021.pdf

Designation:D263407(Reapproved 2021)Standard Specification forMethyl Amyl Acetate(95%Grade)1This standard is issued under the fixed designation D2634;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 the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers methyl amyl acetate2(95%grade)for use in paint,varnish,and related products.1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.3 For specific hazard information and guidance,see thesuppliers Material Safety Data Sheet for materials listed in thisspecification.1.4 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 withthe rounding-off method of Practice E29.1.5 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:3D268 Guide for Sampling and Testing Volatile Solvents andChemical Intermediates for Use in Paint and RelatedCoatings and Material(Withdrawn 2021)4D1078 Test Method for Distillation Range of Volatile Or-ganic LiquidsD1209 Test Method for Color of Clear Liquids(Platinum-Cobalt Scale)D1296 Test Method for Odor of Volatile Solvents andDiluents(Withdrawn 2021)4D1353 Test Method for Nonvolatile Matter in Volatile Sol-vents for Use in Paint,Varnish,Lacquer,and RelatedProductsD1364 Test Method for Water in Volatile Solvents(KarlFischer Reagent Titration Method)(Withdrawn 2021)4D1476 Test Method for Heptane Miscibility of LacquerSolvents(Withdrawn 2021)4D1613 Test Method for Acidity in Volatile Solvents andChemical Intermediates Used in Paint,Varnish,Lacquer,and Related ProductsD1617 Test Method for Ester Value of Solvents and Thinners(Withdrawn 2021)4D4052 Test Method for Density,Relative Density,and APIGravity of Liquids by Digital Density MeterD5386 Test Method for Color of Liquids Using TristimulusColorimetryE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE300 Practice for Sampling Industrial Chemicals2.2 U.S.Federal Specification:5PPP-C-2020 Packaging of Chemicals,Liquid,Dry,and Paste3.Properties3.1 Methyl amyl acetate shall conform to the followingrequirements:Apparent specific gravity:20/20 C0.856 to 0.859or25/25 C0.852 to 0.855Color,Pt-Co units,max(Note 2)15Distillation rangeBelow 142.5 CnoneAbove 149.5 CnoneNonvolatile matter mg/100 mL,max5Water,wt%,max(see Note 1)0.1Acidity(free acid as acetic acid),wt%,max0.01Ester value,wt%,min95.0NOTE1In some cases,Test Method D1476 may serve as a usefulalternative method to determine the presence of water.Because it is aqualitative test,its use would require agreement between user andsupplier.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 Intermediates.Current edition approved July 1,2021.Published August 2021.Originallyapproved in 1967.Last previous edition approved in 2013 as D2634 07(2013).DOI:10.1520/D2634-07R21.2This compound is also known as 4-methyl-2-pentyl acetate.3For 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.4The last approved version of this historical standard is referenced onwww.astm.org.5Available from Standardization Documents Order Desk,DODSSP,Bldg.4,SectionD,700RobbinsAve.,Philadelphia,PA19111-5098,http:/www.dodssp.daps.mil.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1NOTE2Instrumental Pt-Co color determined by Test Method D5386has been shown to have no statistically significant difference from Pt-Cocolor determined by Test Method D1209.However,it is not knownwhether methy amyl acetate was part of the sample set included in theinterlaboratory study.4.Sampling4.1 The material shall be sampled in accorda