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Main sol. 1251

Internal Solution-ID: S2483

Equipment needed: Autoclave Hungate tubes Gassing station
Compound Amount Unit Conc. [g/L] Conc. [mM]
NH4Cl 1.0 g 1 18.695
KH2PO4 0.3 g 0.3 2.205
K2HPO4 0.3 g 0.3 1.722
KCl 0.1 g 0.1 1.341
NaCl 1.0 g 1 17.112
NaNO3 1.5 g 1.5 17.648
CaCl2 x 2 H2O 0.1 g 0.1 0.68
MgCl2 x 6 H2O 0.5 g 0.5 2.459
Modified Wolin's mineral solution 10.0 ml - -
Yeast extract 1.0 g 1 -
Na2CO3 1.0 g 1 9.435
D-Glucose 3.5 g 3.5 19.427
Distilled water 1000.0 ml - -
1 Dissolve ingredients (except carbonate and glucose), sparge medium with 80% N2 and 20% CO2 gas mixture for 30 - 45 min to make it anoxic. Dispense medium under same gas atmosphere into anoxic Hungate-type tubes or serum vials and autoclave. Prior to inoculation add glucose from a sterile anoxic stock solutions prepared under 100% N2 gas and carbonate from a sterile anoxic stock solution prepared under 80% N2 and 20% CO2 gas mixture. The pH of the complete medium should be 7.0.
1251 CALDINITRATIRUPTOR MEDIUM