Plant biostimulants - Determination of the pH for liquid microbial plant biostimulants/pH in microbial products - Determination of pH; German and English version prEN 17721:2023
Edition 2023-05

Workplace exposure - Measurement of airborne microorganisms and microbial compounds - General requirements; German version EN 13098:2019
Edition 2019-12

Plant biostimulants - Preparation of sample for microbial analysis; German and English version prEN 17708:2023
Edition 2023-05

Sterilization - Sterile supply - Part 6: Microbial barrier testing of packaging materials for medical devices which are to be sterilized
Edition 2023-11

Solid recovered fuels - Determination of the current rate of aerobic microbial activity using the real dynamic respiration index; German version EN 15590:2011
Edition 2011-11

Rapid weathering method for assessing the resistance to microbial growth
Edition 2022-10

Soil quality - Determination of soil microbial biomass - Part 2: Fumigation-extraction method (ISO 14240-2:1997); German version EN ISO 14240-2:2011
Edition 2011-09

Soil quality - Laboratory methods for determination of microbial soil respiration (ISO 16072:2002); German version EN ISO 16072:2011
Edition 2011-09

Fertilizers, liming materials and inhibitors - Sampling and sample preparation - Part 4: Sampling for microbial presence; German version EN 1482-4:2024
Edition 2024-06

Influence of materials on water for human consumption - Enhancement of microbial growth (EMG); German version EN 16421:2014
Edition 2015-05