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Main sol. 1340

Internal Solution-ID: S2688

Compound Amount Unit Conc. [g/L] Conc. [mM]
NH4Cl 1.0 g 1 18.695
K2HPO4 0.3 g 0.3 1.722
KH2PO4 0.3 g 0.3 2.205
KCl 0.1 g 0.1 1.341
MgCl2 x 7 H2O 0.5 g 0.5 5.252
CaCl2 x 2 H2O 0.1 g 0.1 0.68
NaCl 200.0 g 200 3422.31
KNO3 2.0 g 2 19.782
Trace Elements Solution 10.0 ml - -
Resazurin 1.0 mg 1.0e-3 0.004
Distilled water 1000.0 ml - -
1 Prepare the liquid medium. Adjust to pH 8.3 with 10 M KOH solution. Boil the medium in a water bath and cool under N2:CO2 (80:20 v/v) to room temperature. Dispense the medium into Hungate tubes or serum bottles under gassing with N2:CO2 (80:20 v/v). Sterilize by autoclaving. Before inoculation add from sterile stock solutions:
NaHCO3
(10% w/v)
20.0 ml/l 2 23.808
Na2S x 9 H2O
(2% w/v)
20.0 ml/l 0.4 1.665
MgCl2 x 6 H2O
(10% w/v)
20.0 ml/l 2 9.838
Glucose
(1M)
20.0 ml/l 3.603 20
Yeast extract
(10% w/v)
10.0 ml/l 1 -
Cysteine-HCl
(10% w/v)
5.0 ml/l 0.5 3.172
1340 SEHEL FOR HALANAEROBIUM