QUALITY CONTROL
Inoculate and incubate at 35 °C for 18-24 hours:
Enterococcus faecalis ATCC 29212: partial inhibition.
Escherichia coli ATCC 25922: good growth, black  & green-metallic colonies due to lactose fermentation.
Proteus vulgaris ATCC 9484: good growth, colorless colonies
Salmonella typhi ATCC 19430: good growth, colorless colonies
Salmonella typhimurium ATCC: good growth, colorless colonies
COMPOSITION
Peptone from meat .............................................................10g
Bipotasic phosphate ............................................................2g
Lactose .................................................................................10g
Eosin G ................................................................................0.4g
Methilen blue ..................................................................0.065g
Agar .......................................................................................15g
Distilled water ad 1000ml Autoclave at 121°C for 15 minutes. Aspect: red-purple
coloured, opalescent gel with greenish cast .
DESCRIPTION
Selective and differential medium for the isolation, cultivation and differentiation of
Entrobacteriaceae. (coliforms) from foods, water,
feces and pathologic materials.
Geam-Levine (EMB Agar Levine)
Eosin Methylene Blue Agar
GEAM Levine
(c) Costin Stoica
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