This European Standard describes a method for the determination of the "gums" present at the time of the test in automobile gasolines, aviation gasolines, volatile dis illates used for their manufacture and jet fuels. The determination of the unwashed gum content of the Automotive gasoline is also described.
NBN T 52-074-1977 history
1977NBN T 52-074-1977 Determination of existent gum in fuels by jet eva-poration