1、Designation:D441609Standard Specification forAcrylic Acid1This standard is issued under the fixed designation D4416;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
2、of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers glacial acrylic acid2(99.0%grade)for use in paint,varnish,lacquer and related products.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,in accordance withthe rounding-off method of Practice E29.1.3 The values stated in SI units
4、 are to be regarded asstandard.No other units of measurement are included in thisstandard.1.4 For hazard information and guidance,see the suppliersMaterial 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
5、 of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.For specific hazardstatements,see Section 6.2.Referenced Documents2.1 ASTM Standards:3D1209 Test Method for Color of Clear Liquids(Platinum-Coba
6、lt Scale)D1364 Test Method for Water in Volatile Solvents(KarlFischer Reagent Titration Method)D3125 Test Method for Monomethyl Ether of Hydroquinonein Colorless Monomeric Acrylate Esters and Acrylic AcidD4415 Test Methods for Determination of Dimer in AcrylicAcid(Withdrawn 2011)4D5386 Test Method f
7、or Color of Liquids Using TristimulusColorimetryE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE300 Practice for Sampling Industrial ChemicalsE301 Test Method for Total Acidity of Organic Acids(Dis-continued 2001)(Withdrawn 2001)42.2 U.S.Federal Spe
8、cification:5PPP-C-2020 Chemicals,Liquid,Dry,and Paste:Packagingof3.Properties3.1 Glacial acrylic acid shall conform to the followingrequirements:Acrylic acid,weight%,min99.0Water,weight%,max0.20Color,Pt-Co scale,max(Note 1)20Inhibitor,monomethyl ether ofhydroquinone,ppmA200 20Appearanceclear,transpa
9、rent,withno sedimentDimer,as shipped,weight%,max1.0Aor as agreed upon between the buyer and the seller.Content below 180 ppm isnot recommended as a safety precaution.NOTE1Instrumental Pt-Co color determined by Test Method D5386have been shown to have no statistically significant difference from Pt-C
10、ocolor determined by Test Method D1209.However,it is not knownwhether acrylic acid was part of the sample set included in the interlabo-ratory study.4.Sampling4.1 Sample the material in accordance with Practice E300.Use brown glass sample bottles and protect samples from lightand heat at all times.5
11、.Test Methods5.1 The properties enumerated in this specification shall bedetermined in accordance with the following ASTM testmethods:1This specification is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings,Materials,and Applications and is the direct responsibility ofSubcomm
12、ittee D01.35 on Solvents,Plasticizers,and Chemical Intermediates.Current edition approved June 1,2009.Published June 2009.Originallyapproved in 1984.Last previous edition approved in 2004 as D4416 04.DOI:10.1520/D4416-09.2This compound is also known as propenoic acid and vinyl formic acid.3For refer
13、enced 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.a
14、stm.org.5Available from Standardization Documents Order Desk,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
15、19428-2959.United States1 5.1.1 PurityTest Method E301.5.1.2 WaterTest Method D1364.5.1.3 ColorTest Method D1209(see Note 1).5.1.4 InhibitorTest Method D3125.5.1.5 DimerTest Methods D4415.6.Hazards6.1 Avoid contamination that may cause violent reactionsand dangerous pressures.Acrylic acid freezes at
16、 12.3C.Storebetween 15 and 25C.If material freezes,exercise extremecaution in thawing,because rapid and violent polymerizationmay occur if frozen acrylic acid is exposed to excessivelocalized heat.6.2 Use with adequate ventilation.7.Packaging and Package Marking7.1 Package size shall be agreed upon between the pur-chaser and the supplier.7.2 Packaging shall conform to applicable carrier rules andregulations,or when specified,shall conform to Fed.Spec.PPP-C-2020.8.Keywords8.1 acrylic acidSUMMARY
