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Main sol. 207

Internal Solution-ID: S440

Equipment needed: Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
KH2PO4 0.3 g 0.3 2.205
Na2HPO4 x 12 H2O 2.1 g 2.1 14.793
NH4Cl 1.0 g 1 18.695
MgCl2 x 6 H2O 0.2 g 0.2 0.984
Trace element solution 10.0 ml - -
FeSO4 x 7 H2O 1.5 mg 0.002 0.005
Wolin's vitamin solution 5.0 ml - -
Resazurin 1.0 mg 1.0e-3 0.004
NaHCO3 4.0 g 4 47.615
Yeast extract 2.0 g 2 -
Na-lactate 5.0 g 5 44.619
Na2S x 9 H2O 0.5 g 0.5 2.082
Distilled water 1000.0 ml - -
1 Adjust pH to 7.2. Gas atmosphere: 80% N2 + 20% CO2. Prepare a 5% (w/v) solution of sodium sulfide anoxically under nitrogen and autoclave separately. Before use, neutralize by dropwise addition of 1 N HCl.
207 PROPIONISPIRA MEDIUM