General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 509-1988
Replace
GB 509-1977
Scope
This standard specifies the method for determining the formation of gums when fuel evaporates under test conditions. This standard applies to gasoline, kerosene and diesel.
GB/T 509-1988 history
1988GB/T 509-1988 Engine fuels--Determination of existent gum