ASTM D843-2016 Standard Specification for Nitration Grade Xylene《硝化级甲苯的标准规格》.pdf

1、Designation: D843 06 (Reapproved 2011)1D843 16Standard Specification forNitration Grade Xylene1This standard is issued under the fixed designation D843; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A n

2、umber in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1 NOTEThis standard was brought up to date with the editorial guidelines in February 2011.1. Scope*1.1 This specification covers nitration grade xyl

3、ene.1.2 The following applies to all specified limits in this standard: for purposes of determining conformance with this standard,an observed value or a calculated value shall be round off “to the nearest unit” in the last right-hand digit used in expressing thespecification limit, in accordance wi

4、th the round-off method of Practice E29.1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses are for information only.1.4 Consult OSHA regulations, suppliers Material suppliers Safety Data Sheets, and local regulations for all materials usedin this specif

5、ication.2. Referenced Documents2.1 ASTM Standards:2D848 Test Method for Acid Wash Color of Industrial Aromatic HydrocarbonsD849 Test Method for Copper Strip Corrosion by Industrial Aromatic HydrocarbonsD850 Test Method for Distillation of Industrial Aromatic Hydrocarbons and Related MaterialsD1209 T

6、est Method for Color of Clear Liquids (Platinum-Cobalt Scale)D3437 Practice for Sampling and Handling Liquid Cyclic ProductsD5386 Test Method for Color of Liquids Using Tristimulus ColorimetryD6563 Test Method for Benzene, Toluene, Xylene (BTX) Concentrates Analysis by Gas ChromatographyD8005 Test M

7、ethod for Color of Clear Liquids (Platinum-Cobalt Scale)E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications2.2 Other Document:OSHA Regulations, 29 CFR paragraphs 1910.1000 and 1910.1200 33. Properties3.1 Nitration grade xylene shall conform to the foll

8、owing requirements:ASTM TestProperty Specification MethodANonaromatic hydrocarbons, max, volume % 4.0 D6563Acid wash color, max pass with 6 D848Copper corrosion pass (1A or 1B) D849Appearance B .Color, Pt/Co scale, max 20 D1209 orD5386Color, Pt/Co scale, max 20 D5386 orD80051 This specification is u

9、nder the jurisdiction ofASTM Committee D16 on Aromatic Hydrocarbons and Related Chemicals and is the direct responsibility of SubcommitteeD16.01 on Benzene, Toluene, Xylenes, Cyclohexane and Their Derivatives.Current edition approved Feb. 1, 2011June 1, 2016. Published November 2011June 2016. Origin

10、ally approved in 1945. Last previous edition approved in 20062011 asD843 06 (2011)1. DOI: 10.1520/D0843-06R11E1.10.1520/D0843-16.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume informatio

11、n, 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:/www.access.gpo.gov.This document is not an ASTM standard and is intended only to provi

12、de 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 users consult prior editions as appropriate. In all cases only the current versionof the s

13、tandard 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 Conshohocken, PA 19428-2959. United States1Distillation range at 101.3 kPa (760 mm Hgpressure

14、), max,C5 D850Initial distillation temperature, min,C 137 D850Dry point, max,C 143 D850A If more than one method is listed, the producer and user should agree on the referee method.B Clear liquid free of sediment and haze when observed at 18.3 to 25.6C (65 to 78F).4. Sampling4.1 The material shall b

15、e sampled in accordance with Practice D3437.5. Keywords5.1 xyleneSUMMARY OF CHANGESCommittee D16 has identified the location of selected changes to this standard since the last issue (D843 97(2006)D84303 (2011)1) that may impact the use of this standard. (Approved June 1, 2006.)2016.)(1) Changed met

16、hods for nonaromatic hydrocarbonsRemoved D1209 and added D8005 in 3.1. Section 2.(2) Modified table in 3.1 to replace D1209 with D8005.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this stand

17、ard are expressly advised that determination of the validity of any such patent rights, 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 andi

18、f not revised, either reapproved or withdrawn.Your comments are invited either for 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, whi

19、ch 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 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,U

20、nited States. Individual reprints (single or multiple copies) of this standard may 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 Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 162