Fruit and vegetable juices - Spectrometric determination of proline content; German version EN 1141:1994
Edition 1994-12

Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite; German version EN 12014-3:2005
Edition 2005-08

Foodstuffs - Determination of nitrate and/or nitrite content - Part 5: Enzymatic determination of nitrate content of vegetable-containing food for babies and infants; German version EN 12014-5:1997
Edition 1997-08

Petroleum and related products - Determination of the ageing behaviour of inhibited oils and fluids - TOST test - Part 4: Procedure for industrial gear oils (ISO 4263-4:2006); German version EN ISO 4263-4:2006
Edition 2006-05

Chemical analysis of ferrous materials - Inductively coupled plasma optical emission spectrometric analysis of unalloyed and low alloyed steels - Determination of Mn, P, Cu, Ni, Cr, Mo, V, Co, Al (total) and Sn [Routine method]; German version EN 10351:2011
Edition 2011-05

Chemical analysis of ferrous materials - Determination of phosphorus in non-alloyed steels and irons - Molybdenum blue spectrophotometric method; German version EN 10184:2006
Edition 2006-05

Soil improvers and growing media - Extraction of water soluble nutrients and elements; German version EN 13652:2001
Edition 2002-01

Tobacco and tobacco products - Determination of maleic hydrazide residues (ISO 4876:1980)
Edition 1998-10

Fertilizers - Determination of perchlorate in mineral fertilizers by ion chromatography and conductivity detection (IC-CD); German version EN 17246:2019
Edition 2019-11

Determination of Annatto content in cheese - Part 2: High performance liquid chromatographic method
Edition 2006-10