Medium 170: R2A 25% SALT MEDIUM

Yeast extract                    0.05 g
Protease Peptone No. 3           0.05 g
Casamino Acids                   0.05 g
Dextrose or glucose              0.05 g
Soluble starch                   0.05 g
Sodium pyruvate                  0.03 g
K2HPO4                           0.03 g
MgSO4.7H2O                      0.005 g
Distilled water                 16.67 ml
SW30                            83.33 ml
(bacteriological agar               2 g)

Adjust pH to 7.5

Sea Water Solution 30% (SW30)
NaCl                             234 g
MgCl.6H2O                         39 g
MgSO4.7H2O                        61 g
*CaCl2                             1 g
KCl                                6 g
*NaHCO3                          0.2 g 
NaBr                             0.7 g
Distilled water                 1000 ml