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DIN EN 16726
Gas infrastructure - Quality of gas - Group H; German and English version prEN 16726:2023
Edition
2024-03
DIN EN ISO 8689-2
Water quality - Biological classification of rivers - Part 2: Guidance on the presentation of biological quality data from surveys of benthic macroinvertebrates (ISO 8689-2:2000); German version EN ISO 8689-2:2000
Edition
2000-08
DIN EN 16772
Water quality - Guidance on methods for sampling invertebrates in the hyporheic zone of rivers; German version EN 16772:2016
Edition
2016-11
DIN EN 15843
Water quality - Guidance standard on determining the degree of modification of river hydromorphology; German version EN 15843:2010
Edition
2010-05
DIN EN 15708
Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running water; German version EN 15708:2009
Edition
2010-03
DIN ISO 14997
Optics and photonics - Test methods for surface imperfections of optical elements (ISO 14997:2017)
Edition
2018-05
DIN EN ISO 21645
Solid recovered fuels - Methods for sampling (ISO 21645:2021); German version EN ISO 21645:2021
Edition
2021-09
DIN EN 16726
Gas infrastructure - Quality of gas - Group H; German version EN 16726:2015+A1:2018
Edition
2019-11
DIN EN 12393-1
Foods of plant origin - Multiresidue methods for the determination of pesticide residues by GC or LC-MS/MS - Part 1: General considerations; German version EN 12393-1:2013
Edition
2014-01
DIN EN ISO 11690-3
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 3: Sound propagation and noise prediction in workrooms (ISO/TR 11690-3:1997); German version EN ISO 11690-3:1998
Edition
1999-01