agriculture environmental food and beverages water monitoring microbiology
suitability
selective and differential for Citrobacter spp. selective and differential for Escherichia coli selective and differential for Lactobacillus spp. selective and differential for Staphylococcus spp. selective and differential for coliforms
Application
In the detection of E. coli and coliforms. Bile and brilliant green extensively inhibit the growth of accompanying flora, in particular gram-positive microorganisms. The presence of E. coli results in fluorescence in the UV. A positive indole test and possibly gas formation from lactose fermentation provide confirmation. The broth can be used in conjunction with the MPN method for E. coli and coliform enumeration in the water of bathing areas.
Preparation Note
Dissolve 41 g in 1 litre distilled water and pour into tubesfitted with Durham tubes if necessary. Autoclave at 121°C.
Other Notes
Screening of bathing-water for coliforms according to EC directive[1]
Legal Information
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
Zentralblatt fur Hygiene und Umweltmedizin = International journal of hygiene and environmental medicine, 191(5-6), 523-538 (1991-05-01)
During the summer season of 1989 about 222 samples of bathing water (Northsea, Baltic Sea and inland waters) were investigated, i.e. 2 times 1998 dilution tubes (1501 positive) were tested. Results with BRILA-MUG and lactose-bouillon were compared and additional 97
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