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You are here:Home » Culture Media » Media-Microbiological » Presence-Absence Broth (Powder)

Presence-Absence Broth (Powder)


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A standard methods medium for a one-step presumptive identification of Coliforms in water.
Catalog #P6300
Appearance Beige, homogeneous, free flowing powder
pH As Reported
Microbiological TestsEnterococcus faecalis ATCC 29212 Good Light gray, No gas production
Escherichia coli ATCC 25922 Good, Yellow, gas production
Escherichia coli ATCC 11775 Good, Yellow, gas production
Pseudomonas aeruginosa ATCC 27853, Good Gray/purple, No gas production
Storage and StabilityStore powdered media at RT. Opened bottles should be capped tightly and kept in a dark, low humidity environment. Prepared media should be kept at 4°C and used within a short period of time.
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.

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