Biotechnology - Large-scale process and production - Procedures for fermentation and downstream processes; German version EN 12075:1997
Edition 1997-03

Petroleum and natural gas industries - Drilling fluid materials - Specifications and tests (ISO 13500:2008 + AMD 1:2010); English version EN ISO 13500:2008 + A1:2010, only on CD-ROM
Edition 2011-04

Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium - Method by measuring the oxygen demand in a closed respirometer (ISO 14851:2019); German version EN ISO 14851:2019
Edition 2019-07

Hydropower plants - Planning, execution and operation
Edition 2019-02

Water quality - Sampling - Part 6: Guidance on sampling of rivers and streams (ISO 5667-6:2014); German version EN ISO 5667-6:2016
Edition 2016-12

Water quality - Sampling - Part 14: Guidance on quality assurance and quality control of environmental water sampling and handling (ISO 5667-14:2014); German version EN ISO 5667-14:2016
Edition 2016-12

Water engineering of agricultural lands; terms; flood protection, coastal protection, pumping stations
Edition 1988-11

Soil quality - Physical laboratory tests - Part 9: Determination of the saturated hydraulic water conductivity in the cylindrical core-cutter
Edition 2012-07

Soil quality - Predicting soil erosion by water by means of ABAG
Edition 2022-08

Treatment of water of swimming pools and baths - Part 1: General requirements
Edition 2023-06