| 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.
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 5 g, Lactose 4 g, Disodic phosphate 10 g, Acid Natrium selenite 4 g,
L-cystine 0.01 g, Distilled water ad 1000ml; adjust pH to 7.0.
Heat to boiling. Do not autoclave.
Peptone-caseine 5 g, Lactose 4 g, Disodic phosphate 10 g, Acid Natrium selenite 4 g,
L-cystine 0.01 g, 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.
Selective medium for the Salmonella spp. isolation from foods, water, feces and pathologic materials.
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