Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium (ISO 6222:1999); German version EN ISO 6222:1999
Edition 1999-07

Water quality - Detection and enumeration of intestinal enterococci in surface and waste water - Part 1: Miniaturized method (most probable number) by inoculation in liquid medium (ISO 7899-1:1998); German version EN ISO 7899-1:1998
Edition 1999-07

Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and waste water - Part 3: Miniaturized method (most probable number) by inoculation in liquid medium (ISO 9308-3:1998); German version EN ISO 9308-3:1998
Edition 1999-07

Water quality - Determination of biochemical oxygen demand after n days (BODₙ) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019); German version EN ISO 5815-1:2019
Edition 2020-11

Plain bearings - Hydrodynamic plain journal bearings under steadystate conditions - Part 1: Calculation of multi-lobed and tilting pad journal bearings
Edition 1996-03

Plain bearings; hydrodynamic plain thrust bearings under steady-state conditions; calculation of pad thrust bearings
Edition 1991-05

Plain bearings; hydrodynamic plain thrust bearings under steady-state conditions; calculation of tilting-pad thrust bearings
Edition 1991-05

Water quality - Detection and enumeration of intestinal enterococci in surface and waste water - Part 1: Miniaturized method (Most Probable Number) by inoculation in liquid medium (ISO 7899-1:1998); Amendment AC
Edition 2000-07

Chemical disinfectants and antiseptics - Quantitative test for the evaluation of bactericidal and yeasticidal and/or fungicidal activity of chemical disinfectants in the medical area on non-porous surfaces without mechanical action - Test method and requirements (phase 2, step 2); German version EN 17387:2021
Edition 2021-10

Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of sporicidal activity of chemical disinfectants in the medical area - Test method and requirements (phase 2, step 1); German version EN 17126:2018
Edition 2019-02