German standard methods for the analysis of water, waste water and sludge; Individual components (Group P); Determination of hydrazine (P 1)
Edition 1982-03

Soil quality - Determination of total cyanide (ISO 11262:2011)
Edition 2012-04

Foodstuffs - Determination of sulfite - Part 2: Enzymatic method; German version EN 1988-2:1998
Edition 1998-05

Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method) (ISO 14637:2004); German version EN ISO 14637:2006
Edition 2007-03

Fatty food - Determination of pesticides and polychlorinated biphenyls (PCBs) - Part 2: Extraction of fat, pesticides and PCBs, and determination of fat content; German version EN 1528-2:1996
Edition 1997-01

Imaging materials - Processed silver-gelatin-type black-and-white films - Specifications for stability (ISO 18901:2010)
Edition 2012-07

Material used for producing wrappings for cigarette filters, cigarettes and other tobacco products - Determination of citrate content (ISO 20369:2009)
Edition 2012-10

Material used for producing wrappings for cigarette filters, cigarettes and other tobacco products - Determination of acetate content (ISO 20370:2009)
Edition 2012-10

Ambient air - Measurement of elemental carbon (EC) and organic carbon (OC) collected on filters; German version EN 16909:2017
Edition 2017-06

Animal and vegetable fats and oils - Sampling (ISO 5555:2001 + Amd 1:2014); German version EN ISO 5555:2001 + A1:2014
Edition 2014-10