German standard methods for the examination of water, waste water and sludge - Sludge and sediments (group S) - Part 18: Determination of adsorbed organically bound halogens in sludge and sediments (AOX) (S 18)
Edition 2019-06

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 60: Analytical quality assurance for chemical and physicochemical water analysis (A 60)
Edition 2013-12

Indoor air - Part 19: Sampling strategy for moulds (ISO 16000-19:2012); German version EN ISO 16000-19:2014
Edition 2014-12

Ships and marine technolgy - Waste water treatment plants - Methods of sampling
Edition 2014-12

Testing of fuel gases - Sampling
Edition 2011-12

Basic principles for the design of line scales and pointers
Edition 1991-01

Vibration measurement associated with railway traffic systems - Part 1: Measuring method for vibration
Edition 2018-02

Photogrammetric products - Part 6: Requirements for digital elevation models
Edition 2024-02

Stationary source emissions - Data acquisition and handling systems - Part 4: Specification of requirements for the installation and on-going quality assurance and quality control of data acquisition and handling systems; German version EN 17255-4:2023
Edition 2023-12

Characterisation of sludges - Settling properties - Part 1: Determination of settleability (Determination of the proportion of sludge volume and sludge volume index); German version EN 14702-1:2006
Edition 2006-06