The methods proposed necessitate four successive stages: pre-enrichment in non-selective liquid medium, enrichment in selective liquid media, plating out and recognition, confirmation. Annex A gives a diagram of the procedure, annex B describes composition and preparation of culture media and reagents, annex C specifies brilliant green.
WITHDRAWN
ISO 6579:1993
95.99
Withdrawal of Standard
8 gush 2002
WITHDRAWN
ISO 6579:2002
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