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DIN EN ISO 22117
Microbiology of the food chain - Specific requirements and guidance for proficiency testing by interlaboratory comparison (ISO 22117:2019); German version EN ISO 22117:2019
Edition
2019-08
DIN EN ISO 4833-2
Microbiology of the food chain - Horizontal method for the enumeration of microorganisms - Part 2: Colony count at 30 °C by the surface plating technique (ISO 4833-2:2013 + Cor. 1:2014 + Amd 1:2022); German version EN ISO 4833-2:2013 + AC:2014 + A1:2022
Edition
2022-05
DIN EN ISO 19036
Microbiology of the food chain - Estimation of measurement uncertainty for quantitative determinations (ISO 19036:2019); German version EN ISO 19036:2019
Edition
2020-05
DIN ISO 14887
Sample preparation - Dispersing procedures for powders in liquids (ISO 14887:2000)
Edition
2010-03
DIN EN ISO 6887-1
Microbiology of the food chain - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 1: General rules for the preparation of the initial suspension and decimal dilutions (ISO 6887-1:2017); German version EN ISO 6887-1:2017
Edition
2017-07
DIN EN ISO 23500-4
Preparation and quality management of fluids for haemodialysis and related therapies - Part 4: Concentrates for haemodialysis and related therapies (ISO 23500-4:2024); German version EN ISO 23500-4:2024
Edition
2024-09
DIN EN ISO 21528-1
Microbiology of the food chain - Horizontal method for the detection and enumeration of Enterobacteriaceae - Part 1: Detection of Enterobacteriaceae (ISO 21528-1:2017); German version EN ISO 21528-1:2017
Edition
2017-09
DIN EN ISO 17294-2
Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 2: Determination of selected elements including uranium isotopes (ISO 17294-2:2023); German version EN ISO 17294-2:2023
Edition
2024-03
DIN EN ISO 23500-5
Preparation and quality management of fluids for haemodialysis and related therapies - Part 5: Quality of dialysis fluid for haemodialysis and related therapies (ISO 23500-5:2019); German version EN ISO 23500-5:2019
Edition
2019-11
DIN EN ISO 20130
Soil quality - Measurement of enzyme activity patterns in soil samples using colorimetric substrates in micro-well plates (ISO 20130:2018); German version EN ISO 20130:2020
Edition
2021-02