DSMZ 630 . MODIFIED THERMUS 162 MEDIUM

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* Medium for Rhodothermus marinus DSM 4253

Plus 1% NaCl


Growth conditions: 65 °C
Equipment needed: Autoclave

Final pH: 7.2

Select a strain (optional):

ml
Compound Amount Unit
Yeast extract 2.5 g
Tryptone 2.5 g
Agar 28.0 g
Nitrilotriacetic acid 100.0 mg
CaSO4 x 2 H2O 40.0 mg
MgCl2 x 6 H2O 200.0 mg
Fe(III) citrate
(0.01 M)
0.5 ml
Trace element solution 0.5 ml
Phosphate buffer 100.0 ml
NaCl 10.0 g/l
Distilled water 900.0 ml
1 Adjust pH to 7.2 with NaOH. Autoclave at 121°C for 15 min. Autoclave the phosphate buffer separately and then add to the medium.

Phosphate buffer #

1000
Compound Amount Unit
KH2PO4 5.44 g
Na2HPO4 x 12 H2O 43.00 g
Distilled water 1000.00 ml
1 Adjust pH to 7.2

Trace element solution #

1000
Compound Amount Unit
Nitrilotriacetic acid 12.8 g
FeCl2 x 4 H2O 1.0 g
MnCl2 x 4 H2O 0.5 g
CoCl2 x 4 H2O 0.3 g
CuCl2 x 2 H2O 50.0 mg
Na2MoO4 x 2 H2O 50.0 mg
H3BO3 20.0 mg
NiCl2 x 6 H2O 20.0 mg
Distilled water 1000.0 ml
1 Dissolve the nitrilotriacetic acid, adjust the pH to 7.0 with KOH (about 8 - 9 g). Dissolve other salts separately, combine and adjust the pH to 6.8 with NaOH or H2SO4.