Substance

Concentration (g·L−1)

Sucrose

4.000

Urea

0.080

Peptone

1.000

p-aminobenzoic acid

0.0004

Biotine

0.010

NiSO4·6H2O

0.500

FeSO4·7H2O

2.500

FeCl3·6H2O

0.250

CoCl2·2H2O

0.040

CaCl2·6H2O

2.060

Se2O

0.140

KH2PO4

0.0054

K2HPO4

0.0013

Na2HPO4·2H2O

0.0028