ASTM D381–22 采用喷射蒸发法测定燃料中胶质含量的标准试验方法.pdf

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT)Committee. Designation:D381-22 INTERNATIONAL Standard Test Method for Gum Content in Fuels by Jet Evaporation This standard is issued under the fixed designation D381;the number immediately following the designation indicates the year of original adoption or.in the case of revision.the year of last revision.A number in parentheses indicates the year of last reapproval.A superscript epsilon (e)indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies可f the U.S.Department of Defense. 1.Scope* mendations issued by the World Trade Organization Technical 1.1 This test method covers the determination of the existent Barriers to Trade (TBT)Committee. gum content of aviation fuels and the gum content of motor gasolines or other volatile distillates in their finished form 2.Referenced Documents (including those containing alcohol and ether type oxygenates 2.1 ASTM Standards:2 and deposit control additives--see Note7 for additional D1655 Specification for Aviation Turbine Fuels information)at the time of test. D4057 Practice for Manual Sampling of Petroleum and Petroleum Products 1.2 Provisions are made for the determinati...