Sampling; statistical principles of sampling with cross classification according to two equal-ranked criteria
Edition 1984-06

Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 2: Most probable number method (ISO 9308-2:2012); German version EN ISO 9308-2:2014
Edition 2014-06

Lasers and laser-related equipment - Test methods for laser-induced damage threshold - Part 3: Assurance of laser power (energy) handling capabilities (ISO 21254-3:2011); German version EN ISO 21254-3:2011
Edition 2011-10

Sampling; statistical principles of sampling with cross classification according to two hierarchical criteria
Edition 1984-06

Chemical disinfectants and antiseptics - Quantitative non-porous surface test without mechanical action for the evaluation of virucidal activity of chemical disinfectants used in the medical area - Test method and requirements (phase 2, step 2); German version EN 16777:2018
Edition 2019-03

Chemical disinfectants and antiseptics - Quantitative carrier test for the evaluation of virucidal activity for instruments used in the medical area - Test method and requirements (phase 2, step 2); German version EN 17111:2018
Edition 2018-12

Wool - Determination of fibre diameter - Projection microscope method (ISO 137:2015); German version EN ISO 137:2015
Edition 2016-09

Water quality - Detection and enumeration of Pseudomonas aeruginosa - Part 2: Most probable number method (ISO 16266-2:2018); German version EN ISO 16266-2:2021
Edition 2023-01

Textiles - Determination of compression of textiles and textile products
Edition 1998-12

Engineering survey - Part 1: General requirements
Edition 2010-09