BS ISO 21528-1:2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Microbiology of food and animal feeding stuffs. Horizontal methods for the detection and enumeration of Enterobacteriaceae Detection and enumeration by MPN technique with pre-enrichment
Hardcopy , PDF
31-08-2017
English
08-09-2004
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
4.1 Detection of Enterobacteriaceae (see Annex A)
4.2 Enumeration by the MPN technique (see Annex B)
5 Diluent, culture media and reagent
6 Apparatus and glassware
7 Sampling
8 Preparation of test sample
9 Procedure
9.1 General
9.2 Detection method
9.3 Enumeration method (MPN method)
9.4 Isolation and selection for confirmation
9.5 Subculturing selected colonies
9.6 Biochemical confirmation tests
10 Expression of results
10.1 Confirmed positive tubes
10.2 Detection method
10.3 Enumeration method: Calculation of the most
probable number (MPN)
11 Precision
12 Test report
Annex A (normative) Diagram of procedure of the detection method
Annex B (normative) Diagram of procedure for MPN technique
Specifies a method, with pre-enrichment, for the detection of Enterobacteriaceae. It 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.
| Committee |
AW/9
|
| DevelopmentNote |
Together with BS ISO 21528-2 it supersedes BS 5763-10(1993). Supersedes BS 5763-15(1991) and 02/710046 DC. (09/2004)
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 21528-1:2017 | Identical |
| ISO 21528-1:2004 | Identical |
| ISO/TS 11133-1:2009 | Microbiology of food and animal feeding stuffs Guidelines on preparation and production of culture media Part 1: General guidelines on quality assurance for the preparation of culture media in the laboratory |
| ISO 6887-1:2017 | 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 7218:2007 | Microbiology of food and animal feeding stuffs — General requirements and guidance for microbiological examinations |
| ISO/TS 11133-2:2003 | Microbiology of food and animal feeding stuffs Guidelines on preparation and production of culture media Part 2: Practical guidelines on performance testing of culture media |
| ISO 8261:2001 | Milk and milk products General guidance for the preparation of test samples, initial suspensions and decimal dilutions for microbiological examination |
| ISO 6887-4:2017 | Microbiology of the food chain — Preparation of test samples, initial suspension and decimal dilutions for microbiological examination — Part 4: Specific rules for the preparation of miscellaneous products |
| ISO 6887-3:2017 | Microbiology of the food chain — Preparation of test samples, initial suspension and decimal dilutions for microbiological examination — Part 3: Specific rules for the preparation of fish and fishery products |
| ISO 6887-2:2017 | Microbiology of the food chain — Preparation of test samples, initial suspension and decimal dilutions for microbiological examination — Part 2: Specific rules for the preparation of meat and meat products |
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