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Food Stamp X-SA Agar    Produit

Simple and Easy Stamp Medium for Food Hygiene test: Staphylococcus aureus

Directions:
Food Stamp is a prepared agar medium for Stamp method, on which agar stands up slightly above the rim of special Petri dish of 10 cm² . Take off the cap of Food Stamp and gently press the medium against the surface of specimen. The surface of agar is elastic enough to be pressed firmly against the specimen. Press against the different parts of the specimen when several kinds of Food Stamps are tested simultaneously. Put the cap again immediately after pressing.

Incubate at 35 - 37° C for 22 - 24 hours.

Interpretations:
Staphylococcus aureus forms blue color smooth colonies with converging lens shape colonies.
*Coagulase-negative Stapylococcus form white or blue smallness colonies.
*Bacillus sp. may form light blue and flat colonies without glaze on this plate.




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