agar gel reagent / for colony counting / for food safety / for Vibrio parahaemolyticus
for colony counting, for food safety
for Vibrio parahaemolyticus
Simple and Easy Stamp Medium for Food Hygiene test: Vibrio parahaemolyticus
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 37° C for 24 - 48 hours.
Green (V. parahaemolyticus) and Yellow (V. alginolyticus) colonies are observed on the
surface. Possible contamination of V. parahaemolyticus is suspected when many yellow colonies (V.alginolyticus) are observed.