1、Designation:D636712Standard Specification forAMS(-Methylstyrene)1This standard is issued under the fixed designation D6367;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 th
2、e year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers AMS(-Methylstyrene).1.2 The following applies to all limits in this specification:forpurposesofdeterminingconformancewiththisspecification,an obse
3、rved 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
4、included in thisstandard.1.4 Consult current OSHA regulations,suppliers MaterialSafety Data Sheets,and local regulations for all materials usedin this specification.2.Referenced Documents2.1 ASTM Standards:2D1209 Test Method for Color of Clear Liquids(Platinum-Cobalt Scale)D2121 Test Methods for Pol
5、ymer Content of Styrene Mono-mer and AMS(Methylstyrene)D3160 Test Method for Phenol Content of Cumene(Isopro-pylbenzene)or AMS(Methylstyrene)D3437 Practice for Sampling and Handling Liquid CyclicProductsD4590 Test Method for Colorimetric Determination ofp-tert-Butylcatechol In Styrene Monomer or AMS
6、(Methylstyrene)by SpectrophotometryD5386 Test Method for Color of Liquids Using TristimulusColorimetryD6144 Test Method for Analysis of AMS(-Methylstyrene)by Capillary Gas ChromatographyE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with Specifications2.2 Other Docume
7、nts:OSHA Regulations 29 CFR paragraphs 1910.1000 and1910.120033.Properties3.1 AMS shall conform to the requirements shown inTable 1.4.Sampling4.1 Sample the material in accordance with Practice D3437.5.Keywords5.1-Methylstyrene;AMS;catechol;TBC;tertiary-butylcatechol1This specification is under the
8、jurisdiction of ASTM Committee D16 onAromatic Hydrocarbons and Related Chemicals and is the direct responsibility ofSubcommittee D16.07 on Styrene,Ethylbenzene and C9 and C10 AromaticHydrocarbons.Current edition approved Dec.1,2012.Published December 2012.Originallyapproved in 1999.Last previous edi
9、tion approved in 2008 as D6367 04(2008).DOI:10.1520/D6367-12.2For 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.3Avai
10、lable from U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401,http:/www.access.gpo.gov.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 1
11、9428-2959.United States1 SUMMARY OF CHANGESCommittee D16 has identified the location of selected changes to this standard since the last issue(D6367 04(2008)that may impact the use of this standard.(Approved December 1,2012.)(1)Section 1.3 added with regards to SI units and former 1.3renumbered as 1
12、.4.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 determination of the validity of any such patent rights,and the riskof infringement of such rights,are
13、 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 withdrawn.Your comments are invited either for revision of this standard or for additional standards
14、and 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 comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on
15、 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
16、-9585(phone),610-832-9555(fax),or serviceastm.org(e-mail);or through the ASTM website(www.astm.org).Permission rights to photocopy the standard may also be secured from the ASTM website(www.astm.org/COPYRIGHT/).TABLE 1 RequirementsPropertySpecificationASTM Test MethodAMS,min,weight%99.00D6144Phenols,max,mg/kg20D3160Polymer,max,mg/kg10D2121,Test Method AInhibitor,mg/kg10-20(or as required)A,BD4590 or D6144AppearanceBColor,max,Pt-Co20CD1209 or D5386ATypically TBC(para-tertiary-butyl catechol).BCle