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Main sol. 1148

Internal Solution-ID: S2305

Equipment needed: Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
NaCl 30.00 g 30 513.347
KCl 0.20 g 0.2 2.683
K2HPO4 0.20 g 0.2 1.148
MgCl2 x 6 H2O 0.10 g 0.1 0.492
NH4Cl 1.00 g 1 18.695
Yeast extract 0.50 g 0.5 -
Peptone 5.00 g 5 -
Trace element solution (mg per 200 ml) 1.00 ml - -
Resazurin 1.00 mg 1.0e-3 0.004
Distilled water 1000.00 ml - -
1 Prepare the medium omitting Na2CO3, NaHCO3, Na2S x 9 H2O, and Vitamin solution.
2 Boil the medium and cool under nitrogen, add Na2CO3 and NaHCO3.
NaHCO3 24.00 g 24 285.69
Na2CO3 2.76 g 2.76 26.041
3 Adjust pH to 9.5-10.0 with 10M KOH.
4 Dispense into tubes or bottle fitted with rubber stoppers.
5 Autoclave at 121 °C for 15 min.
6 Add Na2S x 9 H2O (neutralized) and Vitamin solution from sterile stock solutions
Na2S x 9 H2O
(from neutralized stock solution)
0.40 g 0.4 1.665
Wolin's vitamin solution 2.00 ml - -
1148 TINDALLIA MEDIUM