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Main sol. J279

Internal Solution-ID: S3971

Equipment needed: Filter Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
MgSO4 x 7 H2O 7.00 g 6.931 28.119
MgCl2 x 6 H2O 5.50 g 5.446 26.785
KCl 0.65 g 0.644 8.633
NaBr 0.10 g 0.099 0.962
NaHCO3 2.00 g 1.98 23.572
NH4Cl 0.15 g 0.149 2.777
CaCl2 x 2 H2O 0.50 g 0.495 3.367
Trace minerals 10.00 ml - -
(NH4)2Ni(SO4)2 x 6 H2O 0.02 g 0.02 0.05
Na2WO4 x 2 H2O 0.10 mg 9.9e-5 3.0e-4
Na2SeO4 0.10 mg 9.9e-5 5.2e-4
Na2S2O3 x 5 H2O 1.00 g 0.99 3.989
Distilled water 1000.00 ml - -
1 Adjust pH to 7.0 with H2SO4. Distribute 20 ml of medium into 120 ml serum bottles under a stream of a H2-CO2 (4:1, v/v) gas mixture and seal with butyl rubber stoppers. Autoclave and stand the bottles overnight. Add 15 ml filter-sterilized air and pressurize the gas phase to 200 kPa with a H2-CO2 (4:1, v/v) gas mixture.
J279 HYDROGENOPHILUS HIRSCHII MEDIUM