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Main sol. 1121

Internal Solution-ID: S2252

Equipment needed: Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
NaCl 20.00 g 20 342.231
K2HPO4 0.09 g 0.09 0.517
KH2PO4 0.07 g 0.07 0.514
CaCl2 x 2 H2O 0.80 g 0.8 5.442
NH4Cl 1.25 g 1.25 23.369
MgSO4 x 7 H2O 4.00 g 4 16.229
MgCl2 x 6 H2O 3.00 g 3 14.756
KCl 0.33 g 0.33 4.427
Fe(III) citrate 0.01 g 0.01 0.041
FeSO4 x 7 H2O 0.01 g 0.01 0.036
Na2S2O3 x 5 H2O 3.00 g 3 12.088
Sulfur
(powdered)
3.00 g 3 93.545
Trace mineral solution 10.00 ml - -
Distilled water 1000.00 ml - -
1 Finally, the mix gas (79%N2, 20%CO2, 1%O2) is compressed into gas phase (>80% volume of the tube or bottle) at 2 atm.
Vitamin solution 1.00 ml/l - -
NaHCO3 0.20 % 2 23.808
2 The pH of the medium is adjusted with NaOH to 6.8. Steam medium for 3 hours on each of 3 successive days. The separately autoclaved, concentrated solutions including each of follows are added to the medium. Then a mix gas (80%N2, 20%CO2) is purged for 5 min.
1121 MMJS MEDIUM (modified)