ASTM D2439-2012 Standard Specification for Refined Phenol《精制苯酚的标准规格》.pdf

1、Designation: D243996 (Reapproved 2008)D243912 Standard Specication for Rened Phenol 1 This standard is issued under the xed designation D2439; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision.Anumber in pa

2、rentheses indicates the year of last reapproval.A superscript epsilon () indicates an editorial change since the last revision or reapproval. 1. Scope Scope* 1.1 This specication covers rened phenol. 1.2 Consult current OSHAregulations and suppliers Material Safety Data Sheets, and local regulations

3、 for all materials listed in this specication. 1.2 The following applies to all specied limits in this specication: for purposes of determining conformance with this specication, an observed value or a calculated value shall be rounded off to the nearest unit in the last right-hand digit used in exp

4、ressing the specication limit, in accordance with the rounding-off method of Practice E29. 1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.4 Consult current OSHAregulations and suppliers Material Safety Data Sheets, and

5、 local regulations for all materials listed in this specication. 1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the app

6、licability of regulatory limitations prior to use. 2. Referenced Documents 2.1 ASTM Standards: 2 D1493Test Method for Solidication Point of Industrial Organic Chemicals (Withdrawn 2004) 3 D1631Test Method for Water in Phenol and Related Materials by the Iodine Reagent Method D1686Test Method for Col

7、or of Solid Aromatic Hydrocarbons and Related Materials in the Molten State (Platinum-Cobalt Scale) D3852Practice for Sampling and Handling Phenol, Cresols, and Cresylic Acid D6875Test Method for Solidication Point of Industrial Organic Chemicals by Thermistor E29Practice for Using Signicant Digits

8、in Test Data to Determine Conformance with Specications 2.2 Other Document: OSHA Regulations, 29 CFRparagraphs 1910.1000 and 1910.1200 3 3. Properties 3.1 Rened phenol shall conform to the following requirements when sampled and tested as described: Property Specication ASTM Test method Water conten

9、t, max, weight % 0.10 D1631 Solidication point, min, C 40.6 D1493 Appearance A Molten color B _ 1 ThisspecicationisunderthejurisdictionofASTMCommitteeD16onAromaticHydrocarbonsandRelatedChemicalsandisthedirectresponsibilityofSubcommittee D16.02 on Oxygenated Aromatics. Current edition approved Dec. 1

10、, 2008June 1, 2012. Published December 2008June 2012. Originally approved in 1965. Last previous edition approved in 20032008 as D243996 (2003)(2008). e1 . DOI: 10.1520/D2439-96R08.10.1520/D2439-12. 2 ForreferencedASTMstandards,visittheASTMwebsite,www.astm.org,orcontactASTMCustomerServiceatserviceas

11、tm.org.For Annual Book ofASTM Standards volume 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:/ www.access.gpo.gov. This do

12、cument is not anASTM standard and is intended only to provide the user of anASTM standard an indication of what changes have been made to the previous version. Because it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as

13、 appropriate. In all cases only the current version of the standard as published by ASTM is to be considered the official document. *A Summary of Changes section appears at the end of this standard Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA19428-2959. Uni

14、ted States 1Property Specica- tion ASTM Test method Water content, max, weight % 0.10 D1631 Solidication point, min, C 40.6 D6875 Appearance A _ A Molten liquid or crystalline solid, free of sediment and haze. B Renedphenolasproducedisessentiallycolorless.Dependinguponboththenatureanddurationofsubse

15、quenthandling,itmaydiscolor.Therefore,arigidspecication for color is impractical and for many uses it may be unnecessary. In those cases where such a specication is required, its magnitude will vary widely with the intended usage. The required value may be measured using Test Method D1686. It is fur

16、ther recommended that the directives of Practice D3852 be strictly followed in any case where color is important. 3.2 See Section 5 for nonmandatory supplemental requirements. 4. Sampling 4.1 The material shall be sampled and the properties enumerated in this specication shall be determined in accor

17、dance with the following ASTM methods: 4.1.1 The specimens shall be placed only in a clean and dry glass container sealed with a screw cap tted with a polyethylene liner. Rubber, cork, or coated paper closures or liners shall not be used. Special care shall be taken to avoid contact with iron, dirt

18、or moisture. Sampling shall be carried out in accordance with Practice D3852. 5. Supplementary Requirements (Non-Mandatory) 5.1 The following supplementary requirement shall apply only when specied by the purchaser in the purchase order or contract: Property Specication ASTM Test Method Molten color

19、 A D1686 _ A Renedphenolasproducedisessentiallycolorless.Dependinguponboththenatureanddurationofsubsequenthandling,itmaydiscolor.Therefore,arigidspecication for color is impractical and for many uses it may be unnecessary. In those cases where such a specication is required, its magnitude will vary

20、widely with the intended usage. It is further recommended that the directives of Practice D3852 be strictly followed in any case where color is important. 6. Keywords 6.1 phenol SUMMARY OF CHANGES Committee D16 has identied the location of selected changes to this standard since the last issue (D243

21、9 96 (2008) that may impact the use of this standard. (Approved June 1, 2012.) (1) Section 3 Withdrawn Test Method D1493 was removed and replaced with the current Test Method D6875. The color requirement was pulled from 3.1 and 3.2 was added. (2)Section 5 This section was added and the color require

22、ment pulled from 3.1 and cited in 5.1. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the

23、 risk of infringement of such rights, are entirely their own responsibility. Thisstandardissubjecttorevisionatanytimebytheresponsibletechnicalcommitteeandmustbereviewedeveryveyearsand ifnotrevised,eitherreapprovedorwithdrawn.Yourcommentsareinvitedeitherforrevisionofthisstandardorforadditionalstandar

24、ds and should be addressed toASTM International Headquarters.Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Commit

25、tee on Standards, at the address shown below. This standard is copyrighted byASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA19428-2959, United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the above addres

26、s 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/). 3 The last approved version of this historical standard is referenced on www.astm.org. D2439 12 2