Liquefied petroleum gas and light hydrocarbons - Determination of density or relative density - Pressure hydrometer method (ISO 3993:1984); German version EN ISO 3993:1995
Edition 1995-11

Petroleum products and used oils - Determination of PCBs and related products - Part 3: Determination and quantification of polychlorinated terphenyls (PCT) and polychlorinated benzyl toluenes (PCBT) content by gas chromatography (GC) using an electron capture detector (ECD); German version EN 12766-3:2004
Edition 2005-02

Determination of total lead content of petrol with a lead content exceeding 25 mg/l by wavelenght-dispersive X-ray spectrometry (XRS)
Edition 1990-11

Commercial propane and butane; analysis by gas chromatography (ISO 7941:1988); German version EN 27941:1993
Edition 1993-12

Petroleum products - Determination of lead content of gasoline - Iodine monochlorid method (ISO 3830:1993); German version EN ISO 3830:1995
Edition 1995-09

Petroleum liquids and gases - Fidelity and security of dynamic measurement - Cabled transmission of electric and/or electronic pulsed data (ISO 6551:1982); German version EN ISO 6551:1995
Edition 1996-08

Liquid petroleum products - Determination of sodium content - Atomic absorption spectrometric method
Edition 2000-11

Liquid petroleum products - Determination of nickel and vanadium content - Atomic absorption spectrometric method
Edition 2000-11

Petroleum products - Determination of low lead contents in gasolines - Wavelength-dispersive X-ray fluorescence spectrometry (XRF)
Edition 2002-08

Petroleum products and used oils - Determination of PCBs and related products - Part 2: Calculation of polychlorinated biphenyl (PCB) content
Edition 2001-09