NaCl 20 g MgSO4.7H2O 5 g MgCl2.6H2O 3 g KCl 0.5 g CaCl2 0.05 g Pepton from meat 7 g Yeast extract 1 g Agar 15 g Distilled water 1000 ml Sterilized at 121°C for 15 min.