This standard specifies a method with solid medium for the enumeration of coliforms. It is applicable to milk and milk products. Inoculation by mixing the sample with a selective medium and incubation of the overlayed plates. Calculation of the number of coliforms per ml or g of sample from the number of grown typical colonies.
DIN 10172-3:1988 history
2024DIN 10172-3:2024-01 Microbiological analysis of milk - Determination of coliforms - Part 3: Method with solid medium / Note: Date of issue 2023-12-08*Intended as replacement for DIN 10172-3 (2023-06).
2023DIN 10172-3:2023-06 Microbiological analysis of milk - Determination of coliforms - Part 3: Method with solid medium
1970DIN 10172-3:2023 Mikrobiologische Milchuntersuchung - Bestimmung der coliformen Keime - Teil 3: Verfahren mit festem Nährboden
1970DIN 10172-3 E:2022-02 Mikrobiologische Milchuntersuchung - Bestimmung der coliformen Keime - Teil 3: Verfahren mit festem Nährboden
1970DIN 10172-3 E:2019-12 Mikrobiologische Milchuntersuchung - Bestimmung der coliformen Keime - Teil 3: Verfahren mit festem Nährboden
2019DIN 10172-3 E:2019 Draft Document - Microbiological analysis of milk - Determination of coliforms - Part 3: Method with solid medium
1988DIN 10172-3:1988 Microbiological analysis of milk; determination of coliforms; method with solid medium