ONORM EN ISO 7932 : 2005
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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MICROBIOLOGY OF FOOD AND ANIMAL FEEDING STUFFS - HORIZONTAL METHOD FOR THE ENUMERATION OF PRESUMPTIVE BACILLUS CEREUS - COLONY-COUNT TECHNIQUE AT 30 DEGREES C
15-11-2020
12-01-2013
Foreword
0 Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Dilution fluid, culture media and reagents
6 Apparatus and glassware
7 Sampling
8 Preparation of test sample
9 Procedure
9.1 Test portion, initial suspension and dilutions
9.2 Inoculation and incubation
9.3 Counting of the colonies
9.4 Confirmation
10 Expression of results
10.1 Count of presumptive B. cereus colonies
10.2 No colonies
10.3 Precision
11 Test report
Annex A (normative) Confidence limits for the estimation of
small numbers of colonies
Annex B (informative) Results of interlaboratory test
Bibliography
Describes a horizontal method for the enumeration of viable presumptive Bacillus cereus by means of the colony-count technique at 30 degree C.
| Committee |
TC 205
|
| DocumentType |
Standard
|
| PublisherName |
Osterreichisches Normungsinstitut/Austrian Standards
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| NBN EN ISO 7932 : 2005 | Identical |
| NS EN ISO 7932 : 2ED 2005 | Identical |
| NEN EN ISO 7932 : 2004 | Identical |
| UNE-EN ISO 7932:2005 | Identical |
| NF EN ISO 7932 : 2005 | Identical |
| BS EN ISO 7932:2004 | Identical |
| ISO 7932:2004 | Identical |
| UNI EN ISO 7932 : 2005 | Identical |
| EN ISO 7932:2004 | Identical |
| I.S. EN ISO 7932:2005 | Identical |
| SN EN ISO 7932 : 2005 | Identical |
| DIN EN ISO 7932:2005-03 | Identical |
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