In blending the reference fuel, only conventional European base materials should be used, unconventional components such as pyrolysis gasoline, thermally cracked material and motor benzole being excluded.
Pri mešanju referenčnega goriva se uporabljajo samo standardne evropske surovine, nestandardne sestavine, kakor so pirolitični gazolin, toplotno krekirane snovi in motorni bencol, niso dovoljene.