Presence-Absence Broth (Powder)

A standard methods medium for a one-step presumptive identification of Coliforms in water. Appearance: Beige, homogeneous, free flowing powder , pH: As Reported, Microbiological Tests: Enterococcus 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 Stability: Store 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 Note: This 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.