1、Designation:D263607(Reapproved 2012)Standard Specification forHexylene Glycol1This standard is issued under the fixed designation D2636;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
2、 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 hexylene glycol2for use inpaint,varnish,lacquer,and related products.1.2 The following applies to all specified limits in thisstandar
3、d;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 uni
4、ts are to be regarded asstandard.No other units of measurement are included in thisstandard.1.4 For specific hazard information and guidance,consultsuppliers Material Safety Data Sheet.2.Referenced Documents2.1 ASTM Standards:3D268 Guide for Sampling and Testing Volatile Solvents andChemical Interme
5、diates 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
6、Acidity in Volatile Solvents andChemical Intermediates Used in Paint,Varnish,Lacquer,and Related ProductsD1722 Test Method for Water Miscibility of Water-SolubleSolventsD4052 Test Method for Density,Relative Density,and APIGravity of Liquids by Digital Density MeterD5386 Test Method for Color of Liq
7、uids 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:Packagingof43.Properties3.1 Hexylene glycol shall
8、conform to the following require-ments:Apparent specific gravity,20/20C0.921 to 0.925or25/25C0.918 to 0.922Color,Pt-Co units,max(Note 1)15Distillation range3.0C to include 197.1CAcidity(free acid as acetic acid)wt%,max0.005Water,wt%,max0.1Water miscibilitypasses test_NOTE1Instrumental Pt-Co color de
9、termined by Test Method D5386has been shown to have no statistically significant difference from Pt-Cocolor determined by Test Method D1209.However,it is not known ifhexylene glycol was part of the sample set included in the interlaboratorystudy.4.Sampling4.1 The material shall be sampled in accorda
10、nce withPractice E300.5.Test Methods5.1 The properties enumerated in this specification shall bedetermined in accordance with the following ASTM methods:5.1.1 Apparent Specific GravityDetermine the apparentspecific gravity by any method that is accurate to the thirddecimal place,the temperature of b
11、oth specimen and waterbeing 20C or 25C.(See Guide D268 and Test MethodD4052).5.1.2 ColorTest Method D1209(see Note 1).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
12、Solvents,Plasticizers,and Chemical Intermediates.Current edition approved July 1,2012.Published September 2012.Originallyapproved in 1967.Last previous edition approved in 2007 as D2636 07.DOI:10.1520/D2636-07R12.2This compound is also known as 2-methyl pentanediol-2,4.3For referenced ASTM standards
13、,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.4Available from Standardization Documents Order Desk,DODSSP,Bldg.4,SectionD,700RobbinsAve.,Phila
14、delphia,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 5.1.3 Distillation RangeTest Method D1078 using a tem-perature measuring devic
15、e having a range of 173 to 227C anda resolution of 0.1C.5.1.4 AcidityTest Method D1613.5.1.5 WaterTest Method D1364.5.1.6 Water MiscibilityTest Method D1722.6.Packaging and Package Marking6.1 Package size shall be agreed upon by the purchaser andthe supplier.6.2 Packaging shall conform to applicable
16、 carrier rules andregulations or,when specified,shall conform to Fed.Spec.PPP-C-2020.7.Keywords7.1 hexylene glycolSUMMARY OF CHANGESCommittee D01.35 has identified the location of selected changes to this standard since the last issue(D2636-01)that may impact the use of this standard.(Approved June 1,2007.)(1)Added reference to Practice E29 in Scope section.(2)Added Practice E29 to list of Referenced Documents.(3)Changed specs limits for apparent specific gravity in 3.1.(4)Added new Note 1 to 3.
