BAM Media M15: Antibiotic Medium No.4 (Agar Medium B)
January 2001
| Tryptone or trypticase | 6 g |
| Yeast extract | 3 g |
| Beef extract | 1.5 g |
| Dextrose | 1 g |
| Agar | 15 g |
| Distilled water | 1 liter |
Autoclave 15 min at 121°C. Final pH, 6.5-6.6. Commercially available in dehydrated form as Difco Yeast Beef Agar or BBL Yeast Beef Agar.
Original Source: Bacteriological Analytical Manual, 8th Edition, Revision A, 1998.