Bio-Rad Gélose RAPID'Enterobacteriaceae Manuel utilisateur

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User questions

D K

Mary D.

What are the preparation and incubation requirements for RAPID’Enterobacteriaceae medium?

This is a solid agar medium that must not be autoclaved. For standard incubation, use 37°C ± 1°C for 24 hours. For the pour plate method, inoculate 1 ml of the sample into the medium cooled to 44-47°C.

D K

Mary D.

What is the physical state of the RAPID’Enterobacteriaceae medium?

The RAPID’Enterobacteriaceae medium is a solid medium, as it is a gelose containing agar in its theoretical formula.

D K

Mary D.

What are the recommended incubation temperatures for the RAPID’Enterobacteriaceae medium?

The standard incubation temperature is 37°C ± 1°C for 24h ± 2h. Alternatively, temperatures of 30°C or 35°C ± 1°C can be used for the enumeration of psychrotrophic Enterobacteriaceae.

D K

Mary D.

Is the RAPID’Enterobacteriaceae medium autoclavable?

No, the RAPID’Enterobacteriaceae medium must not be autoclaved. The document explicitly states this during preparation.

D K

Mary D.

Can the RAPID’Enterobacteriaceae medium be used for the pour plate method?

Yes, the RAPID’Enterobacteriaceae medium can be used for the pour plate method (ensemencement en masse). The procedure involves depositing 1 ml of the product to be analyzed into a Petri dish, then pouring the melted and cooled medium at 44-47°C. For suspected high contamination, a double layer is indicated.

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