1、Designation:D 1537 60(Reapproved 1998)Standard Specification forDistilled Soybean Fatty Acids1This standard is issued under the fixed designation D 1537;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A numb
2、er 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 acids derived from thedistillation of soybean oil.Three types are covered,as follows:1.1.1 Type IUsually p
3、roduced from degummed soybeanoil and referred to as water white soybean fatty acids.1.1.2 Types II and IIIUsually produced from recoveredsoybean oil.2.Referenced Documents2.1 ASTM Standards:D 1467 Guide for Testing Fatty Acids Used in ProtectiveCoatings2D 1544 Test Method for Color of Transparent Li
4、quids(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 Acids2D 1965 Test Method for Unsaponifiable Matter in DryingOils,Fatty Acids,and Polymerized Fatty Acids2D 1980 Tes
5、t Method for Acid Value of Fatty Acids andPolymerized Fatty Acids2D 1982 Test Method for Titer of Fatty Acids23.Properties3.1 Distilled soybean fatty acids shall conform to therequirements in Table 1.4.Test Methods4.1 The properties enumerated in this specification shall bedetermined in accordance w
6、ith Methods D 1467.5.Keywords5.1 soybean fatty acids;soybean oil1This specification is under the jurisdiction of ASTM Committee D-1 on Paintand Related Coatings,Materials,and Applications and is the direct responsibility ofSubcommittee D01.32 on Drying Oils.Current edition approved Sept.19,1960.Orig
7、inally issued 1958.ReplacesD 1537 58 T.2Annual Book of ASTM Standards,Vol 06.03.3Annual Book of ASTM Standards,Vol 06.01.1AMERICAN SOCIETY FOR TESTING AND MATERIALS100 Barr Harbor Dr.,West Conshohocken,PA 19428Reprinted from the Annual Book of ASTM Standards.Copyright ASTMThe American Society for Te
8、sting and Materials takes no position respecting the validity of any patent rights asserted in 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 e
9、ntirely their own responsibility.This standard is subject to revision at any time by the responsible 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 standardsan
10、d should be addressed to ASTM Headquarters.Your comments will receive careful consideration at 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 B
11、arr Harbor Drive,West Conshohocken,PA 19428.TABLE 1 Requirements for Distilled Soybean Fatty AcidsASTM Test MethodsType IType IIType IIIAcid valueSaponification valueD 1980D 1962197 to 204197 to 204195 to 205197 to 207195 to 205197 to 207Unsaponifiable matter,max,%D 19651.02.02.0Iodine value,minD 1959133125120Color,Gardner,maxD 1544246Titer,CD 198221 to 2423 to 2923 to 29D 15372
