1.1 This European Standard describes a method for the determination of the residual vapor in petrol, aviation petrol, volatile dis illates used in their manufacture and aviation turbine fuel at the time of testing. 1.2 The determination of the content of unwashed evaporation residue from petrol is also described.
ONORM EN 5-1980 history
1980ONORM EN 5-1980 Determination of existent gum in fuels by jet evaporation