DIN ISO 16649-2:2020-12
Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of -glucuronidase-positive Escherichia coli - Part 2: Colony-count technique at 44 °C using 5-bromo-4-chloro-3-indolyl -D-glucuronide (ISO 16649-2:2001)
| Fecha edición: |
2020-12-01
En Vigor
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| Idiomas disponibles: | Inglés, Alemán |
| Resumen: | This part of DIN ISO 16649 specifies a horizontal method for the enumeration of ß-glucuronidase-positive Escherichia coli in products intended for human consumption or for the feeding of animals. It uses a colony-count technique at 44°C on a solid medium containing a chromogenic ingredient for detection of the enzyme ß-glucuronidase. |
| Keywords: | Animal feed|Biochemical methods of analysis|Coli bacteria|Counting|Definitions|Escherichia coli|Food inspection|Food products|Horizontal|Investigations|Microbiological analysis|Microbiology|Micro-organisms|Microorganisms|Samples|Sampling methods|Specimen preparation|Testing|Verification |
| ICS: | 07.100.30 - Microbiología de los alimentos |
| CTN: | |
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Equivalencia Internacional |
Idéntica ISO 16649-2:2001 |
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Reemplazo Normas |
Reemplaza a DIN ISO 16649-2:2009-12 Reemplaza a DIN ISO 16649-2:2020-06 |
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