ASTM D2439-1996(2008) Standard Specification for Refined Phenol《精制苯酚的标准规范》.pdf
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1、Designation: D 2439 96 (Reapproved 2008)Standard Specification forRefined Phenol1This standard is issued under the fixed designation D 2439; 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 par
2、entheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers refined phenol.1.2 Consult current OSHA regulations and suppliers Mate-rial Safety Data Sheets, and local regulations for
3、all materialslisted in this specification.1.3 The following applies to all specified 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 expr
4、essing the specification limit, in accordance withthe rounding-off method of Practice E29.1.4 The values stated in SI units are to be regarded asstandard. No other units of measurement are included in thisstandard.1.5 This standard does not purport to address all of thesafety concerns, if any, assoc
5、iated with its use. It is theresponsibility 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:2D 1493 Test Method for Solidification Point of IndustrialO
6、rganic Chemicals3D 1631 Test Method for Water in Phenol and RelatedMaterials by the Iodine Reagent MethodD 1686 Test Method for Color of Solid Aromatic Hydrocar-bons and Related Materials in the Molten State (Platinum-Cobalt Scale)D 3852 Practice for Sampling and Handling Phenol,Cresols, and Cresyli
7、c AcidE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with Specifications2.2 Other Document:OSHA Regulations, 29 CFR paragraphs 1910.1000 and1910.120043. Properties3.1 Refined phenol shall conform to the following require-ments when sampled and tested as described:Prop
8、ertySpecifica-tionASTM Test methodWater content, max, weight % 0.10 D 1631Solidification point, min, C 40.6 D 1493AppearanceAMolten colorB_AMolten liquid or crystalline solid, free of sediment and haze.BRefined phenol as produced is essentially colorless. Depending upon both thenature and duration o
9、f 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 required, its magnitude will vary widelywith the intended usage. The required value may be measured using Test MethodD
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