BBL Cefinase β-Lactamase Detection Discs, Each disc is used to test a single bacterial strain for the presence of Β-lactamase, Each

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Rapid test used to isolate colonies of Neisseria gonorrhoeae, Staphylococcus sp., Haemophilus influenzae and anaerobic bacteria for the production of Β-lactamase:Quarter inch disc impregnated with nitrocefin, a chromogenic cephalosporinWhen a bacterium produces Β-lactamase in significant quantities, the yellow-colored disc turns red in the area where the isolate is smeared