NS EN ISO 7932 : 2ED 2005
Current
The latest, up-to-date edition.
MICROBIOLOGY OF FOOD AND ANIMAL FEEDING STUFFS - HORIZONTAL METHOD FOR THE ENUMERATION OF PRESUMPTIVE BACILLUS CEREUS - COLONY-COUNT TECHNIQUE AT 30 DEGREE C
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.
| DevelopmentNote |
NEW CHILD IS ADDED AMD 1
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| DocumentType |
Standard
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| ProductNote |
NEW CHILD IS ADDED AMD 1
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| PublisherName |
Norwegian Standards (Norges Standardiseringsforbund)
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| Status |
Current
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| Standards | Relationship |
| ISO 7932:2004 | Identical |
| NBN EN ISO 7932 : 2005 | Identical |
| NEN EN ISO 7932 : 2004 | Identical |
| I.S. EN ISO 7932:2005 | Identical |
| SN EN ISO 7932 : 2005 | Identical |
| UNI EN ISO 7932 : 2005 | Identical |
| UNE-EN ISO 7932:2005 | Identical |
| BS EN ISO 7932:2004 | Identical |
| EN ISO 7932:2004 | Identical |
| NF EN ISO 7932 : 2005 | Identical |
| ONORM EN ISO 7932 : 2005 | Identical |
| DIN EN ISO 7932:2005-03 | Identical |
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