German standard methods for the examination of water, waste water and sludge; cations (group E); determination of copper by atomic absorption spectrometry (AAS) (E 7)
Edition 1991-09

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of nickel by atomic absorption spectrometry (AAS) (E 11)
Edition 1991-09

German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of water from mineral springs and spas (A 18)
Edition 1991-05

Water quality; determination of dissolved oxygen; iodometric method (ISO 5813:1983); german version EN 25813:1992
Edition 1993-01

Water quality - Determination of chromium - Atomic absorption spectrometric methods; German version EN 1233:1996
Edition 1996-08

Natural stone test methods - Determination of frost resistance; German version EN 12371:2010
Edition 2010-07

Bitumen and bituminous binders - Multiple Stress Creep and Recovery Test (MSCRT); German version EN 16659:2015
Edition 2016-03

Water quality; determination of nitrite; molecular absorption spectrometric method (ISO 6777:1984); german version EN 26777:1993
Edition 1993-04

Railway applications - Wheelsets and bogies - Wheelsets - Product requirements; German version EN 13260:2020
Edition 2020-12

Methods for providing information relating to material efficiency aspects of energy-related products; German version EN 45559:2019
Edition 2019-10