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本文(ASTM D5606-2009(2013) 9375 Standard Specification for Toluene for Toluene Diisocyanate (TDI) Feedstock《甲苯二氰酸盐(TDI)原料用甲苯的标准规范》.pdf)为本站会员(explodesoak291)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 D5606-2009(2013) 9375 Standard Specification for Toluene for Toluene Diisocyanate (TDI) Feedstock《甲苯二氰酸盐(TDI)原料用甲苯的标准规范》.pdf

1、Designation: D5606 09 (Reapproved 2013)Standard Specification forToluene for Toluene Diisocyanate (TDI) Feedstock1This standard is issued under the fixed designation D5606; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year o

2、f 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 toluene for toluene diisocya-nate (TDI) feedstock.1.2 The following applies to all specif

3、ied limits in thisspecification: for purposes of determining conformance withthis specification, an observed value or a calculated value shallbe rounded off to the nearest unit in the last right-hand digitused in expressing the specification limit, in accordance withthe rounding-off method of Practi

4、ce E29.1.3 Consult OSHA regulations and suppliers materialsafety data sheets for all materials used in this specification.1.4 The values stated in SI units are to be regarded asstandard. The values given in parentheses are for informationonly.2. Referenced Documents2.1 ASTM Standards:2D848 Test Meth

5、od for Acid Wash Color of Industrial Aro-matic HydrocarbonsD1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)D2360 Test Method for Trace Impurities in MonocyclicAromatic Hydrocarbons by Gas ChromatographyD3437 Practice for Sampling and Handling Liquid CyclicProductsD5386 Test Metho

6、d for Color of Liquids Using TristimulusColorimetryD6526 Test Method for Analysis of Toluene by CapillaryColumn Gas ChromatographyD7504 Test Method for Trace Impurities in MonocyclicAromatic Hydrocarbons by Gas Chromatography andEffective Carbon NumberE29 Practice for Using Significant Digits in Tes

7、t Data toDetermine Conformance with Specifications2.2 Other Document:OSHA Regulations, 29 CFR paragraphs 1910.1000 and1910.120033. Properties3.1 Toluene for TDI feedstock shall conform to the follow-ing requirements:Property Specification ASTM Test MethodPurity, min, wt % 99.9AD2360 or D6526 orD7504

8、Acid wash color, max pass with 2 D848Benzene, max, mg/kg 300AD2360 or D6526 orD7504Nonaromatics, max, wt % 0.1AD2360 or D6526 orD7504Ethylbenzene, max, mg/kg 300AD2360 or D6526 orD7504Xylenes, max, mg/kg 500AD2360 or D6526 orD7504AppearanceB.Color, max, PtCo scale 10 D1209 or D5386AIf more than one

9、method is listed, the producer and user should agree on thereferee method.BClear liquid free of sediment and haze when observed at 18.3 to 25.6C (65 to78F).4. Sampling4.1 Sample the material in accordance with Practice D3437.5. Keywords5.1 impurities in toluene; toluene; toluene diisocyanatefeedstoc

10、k1This specification is under the jurisdiction of ASTM Committee D16 onAromatic Hydrocarbons and Related Chemicals and is the direct responsibility ofSubcommittee D16.01 on Benzene, Toluene, Xylenes, Cyclohexane and TheirDerivatives.Current edition approved July 1, 2013. Published July 2013. Origina

11、lly approvedin 1994. Last previous edition approved in 2009 as D5606 09. DOI: 10.1520/D5606-09R13.2For 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 Docu

12、ment Summary page onthe ASTM website.3Available 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 B

13、arr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1SUMMARY OF CHANGESCommittee D16 has identified the location of selected changes to this standard since the last issue(D5606-01 (2006)1) that may impact the use of this standard. (Approved December 1, 2009.)(1) Added metho

14、d for composition, Test Method D7504 inTable in 3.1.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 rig

15、hts, and the riskof infringement 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

16、 revision of this standard or for 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

17、 you shouldmake your views known 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

18、 be obtained by contacting ASTM 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/).D5606 09 (2013)2

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