Columbia CNA Agar with 5% sheep blood is a selective medium for the isolation and cultivation of gram-positive microorganisms, particularly staphylococci and streptococci, from clinical specimens. The colistin and nalidixic acid (CNA) inhibit gram-negative organisms, while the sheep blood provides enriched growth factors. This custom-prepared agar is supplied as a package of 10 plates.
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Columbia CNA Agar with 5% sheep blood is a selective medium for the isolation and cultivation of gram-positive microorganisms, particularly staphylococci and streptococci, from clinical specimens. The colistin and nalidixic acid (CNA) inhibit gram-negative organisms, while the sheep blood provides enriched growth factors. This custom-prepared agar is supplied as a package of 10 plates.
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