1、Designation:D 1842 63(Reapproved 1998)Standard Specification forDistilled Corn Fatty Acids1This standard is issued under the fixed designation D 1842;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number
2、in parentheses indicates the year of last reapproval.Asuperscript epsilon(e)indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers distilled fatty acids derivedfrom corn oil;recovered corn oil usually is used.2.Referenced Documents2.1 ASTM Standards:
3、D 1467 Guide for Testing Fatty Acids Used in ProtectiveCoatings2D 1544 Test Method for Color of Transparent Liquids(Gardner Color Scale)3D 1959 Test Method for Iodine Value of Drying Oils andFatty Acids2D 1962 Test Method for Saponification Value of DryingOils,Fatty Acids,and Polymerized Fatty Acids
4、2D 1965 Test Method for Unsaponifiable Matter in DryingOils,Fatty Acids,and Polymerized Fatty Acids2D 1980 Test Method for Acid Value of Fatty Acids andPolymerized Fatty Acids2D 1982 Test Method for Titer of Fatty Acids23.Properties3.1 Distilled corn fatty acids shall conform to the require-ments in
5、 Table 1.4.Test Method4.1 The properties enumerated in this specification shall bedetermined in accordance with Methods D 1467.5.Keywords5.1 corn fatty acids;corn oil;fatty acidsThe American Society for Testing and Materials takes no position respecting the validity of any patent rights asserted in
6、connectionwith any item mentioned in this standard.Users of this standard are expressly advised that determination of the validity of any suchpatent rights,and the risk of infringement of such rights,are entirely their own responsibility.This standard is subject to revision at any time by the respon
7、sible technical committee and must be reviewed every five years andif not revised,either reapproved or withdrawn.Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM Headquarters.Your comments will receive careful consideration at
8、a meeting of the responsibletechnical committee,which you may attend.If you feel that your comments have not received a fair hearing you should make yourviews known to the ASTM Committee on Standards,100 Barr Harbor Drive,West Conshohocken,PA 19428.1This specification is under the jurisdiction of AS
9、TM Committee D-1 on Paintand Related Coatings,Materials,and Applications and is the direct responsibility ofSubcommittee D01.32 on Drying Oils.Current edition accepted Sept.30,1963.Originally issued 1961.ReplacedD 1842 61 T.2Annual Book of ASTM Standards,Vol 06.03.3Annual Book of ASTM Standards,Vol
10、06.01.TABLE 1 Requirements for Distilled Corn Fatty AcidsASTMTestMethodAcid valueD 1980195 to 205Saponification valueD 1962197 to 207Unsaponifiable matter,max,%D 19651.50Iodine value,minD 1959110Color,Gardner,maxD 15448Titer,CD 198226 to 321AMERICAN SOCIETY FOR TESTING AND MATERIALS100 Barr Harbor Dr.,West Conshohocken,PA 19428Reprinted from the Annual Book of ASTM Standards.Copyright ASTM