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Main sol. 371

Internal Solution-ID: S711

Compound Amount Unit Conc. [g/L] Conc. [mM]
KH2PO4 1.00 g 1 7.348
KCl 1.00 g 1 13.414
NH4Cl 1.00 g 1 18.695
MgSO4 x 7 H2O 0.24 g 0.24 0.974
CaSO4 x 2 H2O 0.17 g 0.17 0.987
Trace element solution SL-10 1.00 ml - -
Agar , if necessary 20.00 g 20 59.465
NaCl 200.00 g 200 3422.31
Na2-glutamate 1.00 g 1 5.913
Yeast extract
(Fisher BioReagents BP1422)
5.00 g 5 -
Casamino acids 5.00 g 5 -
Na2CO3 5.00 g 5 47.175
Distilled water 1000.00 ml - -
1 Add distilled water to give a final volume of 1000 ml.
2 Adjust pH to 6.5 before autoclaving!
3 Sterilize Na2CO3 separate from medium, add after cooling. Check final pH to be 9.0 - 9.5.
4 If agar medium is prepared, heat and dissolve agar before adding sodium chloride.
371 NATRONOBACTERIA MEDIUM