Natrium selenite positive tests
QUALITY CONTROL
Inoculate and incubate at 35  °C for 18-24 hours:
Escherichia coli ATCC 25922: weak growth, pink medium with bile inhibition precipitate
Salmonella typhimurium ATCC 14028: good growth, colorless medium.
COMPOSITION
Peptone-caseine ...................................................................5g
Lac
tose ....................................................................................4g
Disodic phosphate ..............................................................10g
Acid Natrium selenite ............................................................4g
L-cystine .............................................................................0.01g
Distilled water ad 1000ml; adjust pH to 7.0.
Heat to boiling. Do not autoclave.
DESCRIPTION
Selective medium for the
Salmonella spp. isolation from foods, water, feces and pathologic materials.
Fluid Selenite Cystine Medium
Salmonella
(c) Costin Stoica
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