Footwear and footwear components - Quantitative challenge test method to assess antifungal activity (ISO 20150:2019); German version EN ISO 20150:2019
Edition 2019-05

Footwear and footwear components - Test method to assess antibacterial activity (ISO 16187:2013); German version EN ISO 16187:2013
Edition 2013-12

Milk and milk-based drinks - Determination of alkaline phosphatase activity - Enzymatic photo-activated system (EPAS) method (ISO 22160:2007); German version EN ISO 22160:2007
Edition 2007-08

Milk and milk products - Determination of alkaline phosphatase activity - Part 1: Fluorimetric method for milk and milk-based drinks (ISO 11816-1:2013); German version EN ISO 11816-1:2013
Edition 2014-03

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

Meat and meat products - Enumeration of presumptive Pseudomonas spp. (ISO 13720:2010); German version EN ISO 13720:2010
Edition 2010-12

German standard methods for the examination of water, waste water and sludge - Bio-assays (group L) - Part 37: Determination of the inhibitory effect of water on the growth of bacteria (Photobacterium phosphoreum cell multiplication inhibition test) (L 37)
Edition 1999-04

Water quality; detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia); part 2: method by membrane filtration (ISO 6461-2:1986); german version EN 26461-2:1993
Edition 1993-04

Microbiology of the food chain - Horizontal method for the enumeration of beta-glucuronidase-positive Escherichia coli - Part 1: Colony-count technique at 44 °C using membranes and 5-bromo-4-chloro-3-indolyl beta-D-glucuronide (ISO 16649-1:2018)
Edition 2020-07

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