JCM 671 . THERMOANAEROBIUM MEDIUM

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Equipment needed: Autoclave

Final pH: 7.3

Select a strain (optional):

ml
Compound Amount Unit
Yeast extract 3.00 g
Tryptone
(BD-Difco)
10.00 g
NH4Cl 0.90 g
NaCl 0.90 g
MgCl2 x 6 H2O 0.40 g
KH2PO4 0.75 g
K2HPO4 1.50 g
Trace element solution 9.00 ml
Trace vitamins 5.00 ml
FeSO4 x 7 H2O 3.00 mg
Resazurin 1.00 mg
Distilled water 950.00 ml
1 Mix ingredients and adjust pH to 7.0. Distribute the medium into culture vessels under a N2 atmosphere, seal with butyl rubber stoppers and autoclave. Separately autoclave the following solutions under a N2 atmosphere and add to the medium (per 950 ml):
Glucose
(10%)
50.00 ml
Na2S x 9 H2O
(5%)
10.00 ml
2 Readjust pH of the medium to 7.2 - 7.4 with sterile NaOH, if necessary.

Trace element solution #

1000
Compound Amount Unit
Nitrilotriacetic acid 12.800 g
FeCl2 x 4 H2O 0.200 g
MnCl2 x 4 H2O 0.100 g
CoCl2 x 6 H2O 0.170 g
CaCl2 x 2 H2O 0.100 g
ZnCl2 0.100 g
CuCl2 x 2 H2O 0.020 g
H3BO3 0.010 g
Na2MoO4 x 2 H2O 0.010 g
NiCl2 x 6 H2O 0.026 g
NaCl 1.000 g
Na2SeO3 0.020 g
Distilled water 1000.000 ml
1 Dissolve nitrilotriacetic acid first in 200 ml of distilled water, and adjust pH 6.5 with KOH. Then add the remaining salts and adjust volume to 1000 ml.