Medium 75: BACILLUS BENZOEVORANS MEDIUM

    Nutrient agar (medium No.1) 1000 ml 
    Yeast extract                  4 g 
    Sodium benzoate
       (or sodium acetate)         2 g 
    Na2HPO4.12H2O                3.6 g 
    KH2PO4                      0.98 g 
    MgSO4.7H2O                  0.03 g 
    NH4Cl                        0.5 g 
    Trace element solution 
       (see medium No.29)        0.2 ml 
    pH 7.0 - 7.2