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

Microbiology of food and animal feeding stuffs - General requirements and guidance for microbiological examinations (ISO 7218:2007 + Amd 1:2013); German version EN ISO 7218:2007 + A1:2013
Edition 2014-09

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

Cereals and pulses - Determination of the mass of 1000 grains (ISO 520:2010); German version EN ISO 520:2010
Edition 2011-03

Microbiology of the food chain - Horizontal method for the enumeration of coagulase-positive staphylococci (Staphylococcus aureus and other species) - Part 2: Method using rabbit plasma fibrinogen agar medium (ISO 6888-2:2021 + Amd 1:2023); German version EN ISO 6888-2:2021 + A1:2023
Edition 2024-03

Microbiology of the food chain - Horizontal method for the enumeration of psychrotrophic microorganisms (ISO 17410:2019)
Edition 2021-11

Microbiology of the food chain - Horizontal method for the enumeration of coagulase-positive staphylococci (Staphylococcus aureus and other species) - Part 1: Method using Baird-Parker agar medium (ISO 6888-1:2021 + Amd 1:2023); German version EN ISO 6888-1:2021 + A1:2023
Edition 2024-03

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

Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora (ISO 9308-1:2014 + Amd 1:2016); German version EN ISO 9308-1:2014 + A1:2017
Edition 2017-09

Microbiology of the food chain - Horizontal method for the enumeration of microorganisms - Part 1: Colony count at 30 °C by the pour plate technique (ISO 4833-1:2013 + Amd 1:2022); German version EN ISO 4833-1:2013 + A1:2022
Edition 2022-05