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本文(ASTM D6367-2012 red 6875 Standard Specification for AMS (&x03b1 -Methylstyrene)《阿尔法-甲基苯乙烯 (AMS) 的标准规范》.pdf)为本站会员(花仙子)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ASTM D6367-2012 red 6875 Standard Specification for AMS (&x03b1 -Methylstyrene)《阿尔法-甲基苯乙烯 (AMS) 的标准规范》.pdf

1、Designation: D6367 04 (Reapproved 2008) D6367 12Standard 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

2、number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope Scope*1.1 This specification covers AMS (-Methylstyrene).1.2 The following applies to all limits in this specification: for purposes of de

3、termining conformance with this specification, anobserved value or a calculated value shall be rounded off “to the nearest unit” in the last right-hand digit used in expressing thespecification limit, in accordance with the rounding-off method of Practice E29.1.3 The values stated in SI units are to

4、 be regarded as standard. No other units of measurement are included in this standard.1.4 Consult current OSHA regulations, suppliers Material Safety Data Sheets, and local regulations for all materials used inthis specification.2. Referenced Documents2.1 ASTM Standards:2D1209 Test Method for Color

5、of Clear Liquids (Platinum-Cobalt Scale)D2121 Test Methods for Polymer Content of Styrene Monomer and AMS (Methylstyrene)D3160 Test Method for Phenol Content of Cumene (Isopropylbenzene) or AMS (Methylstyrene)D3437 Practice for Sampling and Handling Liquid Cyclic ProductsD4590 Test Method for Colori

6、metric Determination of p-tert-Butylcatechol In Styrene Monomer or AMS (Methylstyrene) bySpectrophotometryD5386 Test Method for Color of Liquids Using Tristimulus ColorimetryD6144 Test Method for Analysis of AMS (-Methylstyrene) by Capillary Gas ChromatographyE29 Practice for Using Significant Digit

7、s in Test Data to Determine Conformance with Specifications2.2 Other Documents:OSHA Regulations 29 CFR paragraphs 1910.1000 and 1910.120033. 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 -Methyl

8、styrene; AMS; catechol; TBC; tertiary-butyl catechol1 This specification is under the jurisdiction of ASTM Committee D16 on Aromatic Hydrocarbons and Related Chemicals and is the direct responsibility of SubcommitteeD16.07 on Styrene, Ethylbenzene and C9 and C10 Aromatic Hydrocarbons.Current edition

9、 approved July 1, 2008Dec. 1, 2012. Published July 2008December 2012. Originally approved in 1999. Last previous edition approved in 20042008 asD6367 04.D6367 04 (2008). DOI: 10.1520/D6367-04R08.10.1520/D6367-12.2 For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM C

10、ustomer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.3 Available from U.S. Government Printing Office Superintendent of Documents, 732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401, http:/

11、www.access.gpo.gov.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that user

12、s consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshoh

13、ocken, PA 19428-2959. United States1SUMMARY 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

14、.3 renumbered as 1.4.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 infringemen

15、t of such rights, are 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 f

16、or additional standardsand 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 know

17、n to the ASTM Committee on 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

18、 at the aboveaddress or at 610-832-9585 (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 RequirementsProperty Specification ASTM

19、 Test MethodAMS, min, weight % 99.00 D6144Phenols, max, mg/kg 20 D3160Polymer, max, mg/kg 10 D2121, Test Method AInhibitor, mg/kg 10-20 (or as required)A,B D4590 or D6144Appearance BColor, max, Pt-Co 20C D1209 or D5386A Typically TBC (para-tertiary-butyl catechol).B Clear liquid free of sediment and haze when observed at 18.3 to 25.6C (65 to78F).25.6C.C Test Method D5386 is the referee test method in case of dispute.D6367 122

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