406. COLUMBIA AGAR WITH BLOOD (CA-b)

Special mixture of peptones 23.0 g

Defibrinated blood 50.0 g

Starch 1.0 g

NaCl 5.0 g

Agar 15.0 g

Distilled water 1000.0 ml

pH 7.3±0.2.

Adjust pH to 7.3±0.2. Autoclave at 121°C for 15 min.