Petroleum products and lubricants - Determination of acid number - Non-aqueous potentiometric titration method; German version EN 12634:1998
Edition 1999-02

Petroleum and liquid petroleum products - Calculation of oil quantities - Part 2: Dynamic measurement (ISO 4267-2:1988); German version EN ISO 4267-2:1995
Edition 1996-12

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

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 - Automatic pipeline sampling (ISO 3171:1988); German version EN ISO 3171:1999
Edition 2000-11

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

Testing of petroleum products - Determination of the content of asphaltenes - Precipitation with heptane
Edition 2000-11

Liquid petroleum products - Determination of sodium content - Atomic absorption spectrometric method; German version EN 241:2000
Edition 2000-12

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