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Main sol. 1239

Internal Solution-ID: S2461

Equipment needed: Autoclave Anaerobic workbench
Compound Amount Unit Conc. [g/L] Conc. [mM]
NaHCO3 30.0 g 30 357.113
NaCl 6.0 g 6 102.669
K2HPO4 0.5 g 0.5 2.871
Na2CO3 5.3 g 5.3 50.006
Trace element solution SL-12 B 1.0 ml - -
Distilled water 1000.0 ml - -
MgSO4 1.0 mM 0.12 1
Yeast extract 50.0 mg 0.05 -
Sodium acetate 20.0 mM 1.641 20
KNO3 20.0 mM 2.022 20
Na2S 0.1 mM 0.008 0.1
1 Flush the medium with N2 and dispense 20 ml into 100ml serum bottles under an N2 atmosphere, seal with butyl rubber stoppers and autoclave. To the cooled. sterile medium add, from anaerobic, sterile stock solutions, MgSO4 (1 mM), yeast extract (50 mg/l), sodium acetate (20 mM), KNO3 (20 mM) and Na2S (0.1 mM).
1239 DESULFURISPIRILLUM MEDIUM