1、Designation:D243912Standard Specification forRefined Phenol1This standard is issued under the fixed designation D2439;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 the yea
2、r of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers refined phenol.1.2 The following applies to all specified limits in thisspecification:for purposes of determining conformance withthis specification,an
3、 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 Practice E29.1.3 The values stated in SI units are to be regarded asstandard.No other units of measurement
4、 are included in thisstandard.1.4 Consult current OSHA regulations and suppliers Mate-rial Safety Data Sheets,and local regulations for all materialslisted in this specification.1.5 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibi
5、lity of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D1631 Test Method for Water in Phenol and Related Mate-rials by the Iodine Reagent MethodD1686 Tes
6、t Method for Color of Solid Aromatic Hydrocar-bons and Related Materials in the Molten State(Platinum-Cobalt Scale)D3852 Practice for Sampling and Handling Phenol,Cresols,and Cresylic AcidD6875 Test Method for Solidification Point of IndustrialOrganic Chemicals by ThermistorE29 Practice for Using Si
7、gnificant Digits in Test Data toDetermine Conformance with Specifications2.2 Other Document:OSHA Regulations,29 CFR paragraphs 1910.1000 and1910.120033.Properties3.1 Refined phenol shall conform to the following require-ments when sampled and tested as described:PropertySpecificationASTM Test method
8、Water content,max,weight%0.10D1631Solidification point,min,C40.6D6875AppearanceA_AMolten liquid or crystalline solid,free of sediment and haze.3.2 See Section 5 for nonmandatory supplemental require-ments.4.Sampling4.1 The material shall be sampled and the properties enu-merated in this specificatio
9、n shall be determined in accordancewith the following ASTM methods:4.1.1 The specimens shall be placed only in a clean and dryglass container sealed with a screw cap fitted with a polyeth-ylene liner.Rubber,cork,or coated paper closures or linersshall not be used.Special care shall be taken to avoid
10、 contactwith iron,dirt or moisture.Sampling shall be carried out inaccordance with Practice D3852.5.Supplementary Requirements(Non-Mandatory)5.1 The following supplementary requirement shall applyonly when specified by the purchaser in the purchase order orcontract:PropertySpecificationASTM Test Met
11、hodMolten colorAD1686_ARefined phenol as produced is essentially colorless.Depending upon both thenature and duration of subsequent handling,it may discolor.Therefore,a rigidspecification for color is impractical and for many uses it may be unnecessary.Inthose cases where such a specification is req
12、uired,its magnitude will vary widelywith the intended usage.It is further recommended that the directives of PracticeD3852 be strictly followed in any case where color is important.6.Keywords6.1 phenol1This specification is under the jurisdiction of ASTM Committee D16 onAromatic Hydrocarbons and Rel
13、ated Chemicals and is the direct responsibility ofSubcommittee D16.02 on Oxygenated Aromatics.Current edition approved June 1,2012.Published June 2012.Originallyapproved in 1965.Last previous edition approved in 2008 as D2439 96(2008).DOI:10.1520/D2439-12.2For referenced ASTM standards,visit the AST
14、M 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.3Available from U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,
15、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 19428-2959.United States1 SUMMARY OF CHANGESCommittee D16 has identified the location of selected changes
16、to this standard since the last issue(D2439 96(2008)that may impact the use of this standard.(Approved June 1,2012.)(1)Section 3 Withdrawn Test Method D1493 was removedand replaced with the current Test Method D6875.The colorrequirement was pulled from 3.1 and 3.2 was added.(2)Section 5 This section was added and the color require-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 mentionedi
