1、Designation:D 1843 63(Reapproved 1998)Standard Specification forFractionated and Distilled Cottonseed Fatty Acids1This standard is issued under the fixed designation D 1843;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of
2、last revision.A number 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 fromcottonseed oil.Three types are covered as follows:1.1.1 Type IHighly
3、 fractionated fatty acids usually pro-duced from recovered cottonseed oil.1.1.2 Type IIFractionated fatty acids usually producedfrom recovered cottonseed oil.1.1.3 Type IIIUsually produced from recovered cotton-seed oil.2.Referenced Documents2.1 ASTM Standards:D 1467 Guide for Testing Fatty Acids Us
4、ed 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 Acids2D 1965 Test Method for Unsaponifiable
5、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 Fractionated and distilled cottonseed fatty acids shallconform to the requirements in Table 1.4.Test Me
6、thods4.1 The properties enumerated in this specification shall bedetermined in accordance with Methods D 1467.5.Keywords5.1 cottonseed oil;fatty acids1This specification is under the jurisdiction of ASTM Committee D-1 on Paintand Related Coatings,Materials,and Applications and is the direct responsi
7、bility ofSubcommittee D01.32 on Drying Oils.Current edition accepted Sept.30,1963.Originally issued 1961.ReplacesD 1843 61 T.2Annual Book of ASTM Standards,Vol 06.03.3Annual Book of ASTM Standards,Vol 06.01.1Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-29
8、59,United States.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard.Users of this standard are expressly advised that determination of the validity of any such patent rights,and the riskof infringement of s
9、uch rights,are entirely 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 additi
10、onal standardsand should be addressed to ASTM International Headquarters.Your comments will receive careful consideration at a meeting of theresponsible technical committee,which you may attend.If you feel that your comments have not received a fair hearing you shouldmake your views known to the AST
11、M Committee on Standards,at the address shown below.This standard is copyrighted by ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.Individual reprints(single or multiple copies)of this standard may be obtained by contacting ASTM at the aboveaddress
12、 or at 610-832-9585(phone),610-832-9555(fax),or serviceastm.org(e-mail);or through the ASTM website(www.astm.org).TABLE 1 Requirements for Distilled Cottonseed Fatty AcidsASTM Test MethodType IType IIType IIIAcid valueD 1980195 to 201106 to 204199 to 205Saponification valueD 1962197 to 203198 to 206201 to 207Unsaponifiable matter,max,%D 19651.001.501.50Iodine valueD 1959140 to 145120 to 13095 to 110Color,Gardner,maxD 1544258Titer,CD 19825 max25 max32 to 38D 1843 63(1998)2
