1、m 9009276 0009983 b3T m Designation:D 3126-83 4 m AMERICAN SOCIETY FOR TESTING AND MATERIALS 1916 Race St.,Philadelphia,Pa.19103 Reprinted from the Annual Book of ASTM Standards,Copyright ASTM If not listed in the current combined index,will appear in the next edition.Standard Specification for n-BU
2、TYL ACETATE(98%GRADE)This standard is issued under the fixed designation D 3126;the number immediately following the dcsigaation indicates the year of original adoption or,in the case of revision,the year of last revision.A number in parenthm indicats the y e a r of last reapproval.A superscriPt eps
3、ilon(t)indicates an e d i o r i a i change sincc the last revision or reapproval.1.scope 1.1 This specification covers n-butyl acetate(98.0%grade).1.2 This standard may involve hazardous ma-terials.operations,and equipment.This standard does not purport to address all o f the safety prob-lems associ
4、ated with its use.It is the responsibil-ity o f whoever uses this standard to consult and establish appropriate safety and health practices and determine lhe applicability of regulatory iimi-tations prior to use.2.Applicable Documents 2.1 ASTM Standards:D 268 Methods for Sampling and Testing Vol-ati
5、le Solvents and Chemical Intermediates for U s e in Paint,Varnish,Lacquer,and Related Products2 D 1078 Test Method for Distillation Range of Volatile Organic Liquids*D 1209 Test Method for Color of Clear Liq-uids(Platinum-Cobalt Scale)D 1296 Test Method for Odor of Volatile Sol-vents and Diluents2 D
6、 1353 Test Method for Nonvolatile Matter in Volatile Solvents for U s e in Paint,Var-nish,Lacquer,and Related Products2 D 1613 Test Method for Acidity in Volatile Solvents and Chemical Intermediates U s e d in Paint,Varnish,Lacquer,and Related Products2 D 16 17 Test Method for Ester Value of L a o q
7、uer Solvents and Thinners2 D 3545 Test Method for Alcohol Content and Purity of Acetate Esters2 D 3621 Practice for Determination of Water in Acetate Esters E 1 Specification for ASTM Thermometers E 300 Recommended Practice for Sampling Industrial Chemicals*3.Properties form to the following require
8、ments:3.1 n-Butyl acetate(98.0%grade)shall con-Apparent specific gravity:Color,PtCo d e,man Distiliation range:Below 120%Above 128C Nonvolatile matter Odor Water,weight%,max Acidity,weight%,max 20/20%25/25C Purity,wight%,min 0.880 to 0.883 0.876 to 0.879 1 0 none none not more than 5 mg/100 mL nonre
9、sidual o.I not more than 0.01 weight96 equivalent i o 0.093 mg of KOH per gram of matmal 98.0 4.Sampling ance with Recommended Practice E 300.5.Test Methods 5.1 The properties enumerated in this speci-fiation shall be determined in accordance with the following ASTM methods:5.1.1 Apparent Spec Gravi
10、tpDetermine the apparent specific gravity by any convenient method that is accurate to the third decimal place,the temperature of both specimen and 4.1 The material shall be sampled in accord-I This specification is under the jurisdiction of ASTM Com-mittee D 1 on Paint and Related Coatings and Mate
11、rials and is the dirCa responsibility of Subcommittee D 01.35 on Solventr,Plasticize-and Chemical Intermediates.Current edition approved Sept.23,1983.Published January 1984.Originally published as D 3 126-72.Last previous edition D 3126-77.Annual Book ofASTM Standards,Vois 03.04 and 0 5.0 3.Annual B
12、wk of ASTM Standarh.Vol 06.03.1 NOTICE:This standard has either been superseded and replaced by a new version or discontinued.Contact ASTM International(www.astm.org)for the latest information.9009276 0009982 556=(i#D3126 water being 20 or 25C.See Section 4 of Method D 268.5.1.2 Color-Test Method D
13、1209.5.1.3 Distillation Range-Test Method D 1078,using an ASTM Solvent Distillation Thermometer 41C having a range from 98 to 152C and conforming to the requirements in Specification E I.5.1.4 Nonvolalile Matter-Test Method D 1353.5.I.5 Odor-Tesi Method D 1296.5.i.6 Water-Practice D 362 I.5.1.7 Acid
14、ity-Test Method D 1613.5.1.8 Purity-Test Method D 1617 or Test Method D 3545.In case of dispute,Test Method D 3545 shall be the referee method.The American Soeiety for Testingand Materials takes noposition respecting the validity of any patent rights asserled in conneciion with any item mentioned in
15、 this standard.Users of this standard are expressly advised that determination ofthe validity of any such patem rights,and the risk of infringement of such rights.are entirely their own responsibiliiy.This standard is subject to revision at any time by the responsible technical committee and must be
16、 reviewed eueryjve years and f not revised,either reapproved or withdrawn.Your comments are invited either for revision of this standard or for additional siandards and should be addressed to ASTM Headquarters.Your comments will receive car&consideration at a meeting of ihe responsible technical committee,which you may attend.rf you feel that your commenis have not received a fair hearing you should make your views known IO the ASTM Committee on Standards.1916 Race Si.,Philadephia,Pa.19103.2.