ASTM_D_4837_-_07_2012.pdf

Designation:D483707(Reapproved 2012)Standard Specification forPropylene Glycol Monomethyl Ether1This standard is issued under the fixed designation D4837;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.Scope*1.1 This specification covers propylene glycol monomethylether(PM).NOTE1Propylene glycol monomethyl ether(PM)is a mixture of twoisomers:1-methoxy-2-propanol and 2-methoxy-1-propanol.1.2 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 E29.1.3 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.4 For specific hazard information and guidance,consultthe suppliers Material Safety Data Sheet for materials listed inthis standard.2.Referenced Documents2.1 ASTM Standards:2D268 Guide for Sampling and Testing Volatile Solvents andChemical Intermediates for Use in Paint and RelatedCoatings and MaterialD1078 Test Method for Distillation Range of Volatile Or-ganic LiquidsD1209 Test Method for Color of Clear Liquids(Platinum-Cobalt Scale)D1364 Test Method for Water in Volatile Solvents(KarlFischer Reagent Titration Method)D1613 Test Method for Acidity in Volatile Solvents andChemical Intermediates Used in Paint,Varnish,Lacquer,and Related ProductsD4052 Test Method for Density,Relative Density,and APIGravity of Liquids by Digital Density MeterD4773 Test Method for Purity of Propylene Glycol Monom-ethyl Ether,Dipropylene Glycol Monomethyl Ether,andPropylene Glycol Monomethyl Ether AcetateD5386 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:PPP-C-2020 Chemicals,Liquid,Dry,and Paste:Packagingof33.Properties3.1 Propylene glycol monomethyl ether(PM)shall conformto the following requirements:Purity,min,weight%99.0Apparent specific gravity:20/20C0.922 to 0.925or25/25C0.918 to 0.921Color,platinum cobalt scale,max(Note 2)10Water,max,weight%0.25Distillation Range:Initial boiling point,C min117Dry point,C max125Acidity(free acid acetic acid),max,weight%0.01AAEquivalent to 0.1 mg of potassium hydroxide(KOH)per gram of specimen.NOTE2Instrumental 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 propylene glycol monomethyl ether was part of the sample setincluded 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 shall bedetermined in accordance with the following test methods: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 1,2012.Published September 2012.Originallyapproved in 1988.Last previous edition approved in 2007 as D4837 07.DOI:10.1520/D4837-07R12.2For 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,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 5.1.1 Apparent Specific GravityDetermine the apparentspecific gravity by any convenient method that is accurate tothe third decimal place,the temperature of both specimen andwater being 20C or 25C.See Guide D268 and Test MethodD4052.5.1.2 ColorTest Method D1209.5.1.3 Gas Chromatographic MethodTest Method D4773.5.1.4 WaterTest Method D1364.5.1.5 AcidityTest Method D1613.5.1.6 Distillation RangeTest Method D1078.6.Packaging and Package Marking6.1 Package size shall be as agreed upon between thepurchaser 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 methoxy propanol;propylene glycol monomethyl etherSUMMARY OF CHANGESCommittee D01.35 has identified the location of selected changes to this standard since the la