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sklademVydáno: 2005
ISO 7251:2005
ISO 7251:2005-Microbiology of food and animal feeding stuffs — Horizontal method for the detection and enumeration of presumptive Escherichia coli — Most probable number technique
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115.39 €
Francouzsky PDF
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Anglicky Hardcopy
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Francouzsky Hardcopy
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Označení normy: | ISO 7251:2005 |
Počet stran: | 13 |
Vydání: | 3 |
Vydáno: | 2005 |
DESCRIPTION
ISO 7251:2005
ISO 7251:2005 gives general guidelines for the detection and enumeration of presumptive Escherichia coli by means of the liquid-medium culture technique and calculation of the most probable number (MPN) after incubation at 37 °C, then at 44 °C. This International Standard is applicable to products intended for human consumption and the feeding of animals, and environmental samples in the area of food production and food handling.