German standard methods for the examination of water, waste water and sludge - Physical and physical-chemical parameters (group C) - Part 3: Determination of absorption in the range of the ultraviolet radiation, Spectral absorptions coefficient (C 3)
Edition 2005-07

German standard methods for the examination of water, waste water and sludge; physical and physico-chemical parameters (group C); determination of the oxidation reduction (redox) potential (C 6)
Edition 1984-05

Surfaces for sports areas - Determination of linear shoe/surface friction; German version EN 16837:2018
Edition 2018-06

Projection for resistance welding of steel sheets - Enlongated projection and annular projection
Edition 1996-05

Testing of gaseous fuels and other gases - Determination of water content according to Karl Fischer - coulometric method
Edition 2000-09

Testing of asphalt; determination of dimensional stability when heated (Nüssel deformation index)
Edition 1990-11

Heat-treatable steels, alloy steels and free-cutting steels - Part 1: Non-alloy steels for quenching and tempering (ISO 683-1:2016); German version EN ISO 683-1:2018
Edition 2018-09

Hardmetals - Rockwell hardness test (scale A) - Part 1: Test method (ISO 3738-1:1982); German version EN ISO 3738-1:2010
Edition 2010-08

Determination of pH of butter plasm
Edition 2004-10

Laminate floor coverings - Determination of impact resistance with small ball; German version EN 17368:2020
Edition 2020-05