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IP 131
GUM CONTENT OF LIGHT AND MIDDLE DISTILLATE FUELS BY JET EVAPORATION METHOD This document specifies a method for determining the existent gum content of aviation fuels and the gum content of motor gasoline or other volatile distillates. It includes the determination of products containing ethanol (up to a volume fraction of 85 %) and ether-type oxygenates and deposit control additives.