ASTM D7388-2008 459 Standard Specification for Engine Coolant Grade 1 3-Propanediol (PDO)《发动机冷却液等级1 3-丙二醇(PDO)的标准规范》.pdf

《ASTM D7388-2008 459 Standard Specification for Engine Coolant Grade 1 3-Propanediol (PDO)《发动机冷却液等级1 3-丙二醇(PDO)的标准规范》.pdf》由会员分享，可在线阅读，更多相关《ASTM D7388-2008 459 Standard Specification for Engine Coolant Grade 1 3-Propanediol (PDO)《发动机冷却液等级1 3-丙二醇(PDO)的标准规范》.pdf（2页珍藏版）》请在麦多课文档分享上搜索。

1、Designation: D 7388 08Standard Specification forEngine Coolant Grade 1,3-Propanediol (PDO)1This standard is issued under the fixed designation D 7388; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A num

2、ber in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers engine coolant grade 1,3-propanediol (PDO).1.2 The values stated in SI units are to be regarded as thestandard.

3、 The values given in parentheses are for informationonly.1.3 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bili

4、ty of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D 1122 Test Method for Density or Relative Density ofEngine Coolant Concentrates and Engine Coolants By TheHydrometerD 1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)D 1287 Test Method for pH of

5、Engine Coolants and Anti-rustsD 3634 Test Method for Trace Chloride Ion in EngineCoolantsD 4052 Test Method for Density and Relative Density ofLiquids by Digital Density MeterD 5827 Test Method for Analysis of Engine Coolant forChloride and Other Anions by Ion ChromatographyD 5931 Test Method for De

6、nsity and Relative Density ofEngine Coolant Concentrates and Aqueous Engine Cool-ants by Digital Density MeterD 6130 Test Method for Determination of Silicon and OtherElements in Engine Coolant by Inductively CoupledPlasma-Atomic Emission SpectroscopyE 202 Test Methods for Analysis of Ethylene Glyco

7、ls andPropylene GlycolsE 300 Practice for Sampling Industrial Chemicals3. Requirements3.1 Engine coolant grade 1,3-propanediol shall conform tothe chemical and physical property requirements in Table 1.4. Sampling4.1 Sample 1,3-propanediol in accordance with the appro-priate sections of Practice E 3

8、00 for liquid samples.5. Packaging, Package Marking, and Transportation5.1 The packaging, labeling, and transportation of commer-cial quantities shall conform to applicable federal, state, andlocal regulations. Conformance is the responsibility of themanufacturer and the shipper.6. Keywords6.1 engin

9、e coolant; glycol;1,3-propanediol; PDO1This specification is under the jurisdiction of ASTM Committee D15 onEngine Coolants and is the direct responsibility of Subcommittee D15.07 onSpecifications.Current edition approved May 15, 2008. Published July 2008. Originallyapproved in 2007. Last previous e

10、dition approved in 2007 as D 3306-07.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1*A Summary of Changes s

11、ection appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.SUMMARY OF CHANGESCommittee D15 has identified the location of selected changes to this standard since the last issue that mayimpact the use of

12、 this specification.(1) Removed E 202 as method for 1,3-Propanediol, mass % inTable 1 and replaced with “under development.” An analyticalmethod is being developed and will be implemented whenapproved.(2) Made SI units (g/g) the standard in Table 1 instead ofppm.ASTM International takes no position

13、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 such rights, are entirely their own responsibility.Th

14、is 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 standardsand should be addressed to ASTM Int

15、ernational 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 ASTM Committee on Standards, at the address shown

16、 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 or at 610-832-9585 (phone), 610-832-9

17、555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).TABLE 1 Physical and Chemical RequirementsRequirement Values for PDO ASTM TestMethod1,3-Propanediol, mass % 99.0 min underdevelopmentDipropylene glycol, mass % 0.5 max E 202Other glycols, mass % 0.2 max E 202Total glyc

18、ols, mass % 99.5 min E 202pH at 50 % in DI water 6.00 9.00 D 1287Relative density, 20/20C 1.0520 1.0540 D 1122, D 4052,D 5931Water, mass % 0.5 max E 202Acidity as acetic acid, mass % 0.01 max E 202Glycol esters, mass %AAChloride ion, g/g (ppm) 5 max D 3634, D 5827BSulfate ion, g/g (ppm) 10 max D 363

19、4Nitrite, nitrate, phosphate (total, g/g(ppm)10 max D 3634Silicon, g/g (ppm) 1 mx D 6130Boron, g/g (ppm) 10 max D 6130Aluminum, calcium, copper, iron,magnesium, lead, zinc (total, g/g(ppm)5 max D 6130Appearance Clear, nosuspendedmatterE 202Color, Pt/Co scale 25 max E 202, D 1209AA titration test met

20、hod to determine glycol ester content is under development.Specific values will be established once the method has been standardized.However, this is an important property and until such time as specific values areincluded, a limit for glycol esters should be established by agreement between thesupplier and the customer.BIn case of dispute, Test Method D 3634 shall be the preferred test method.D7388082