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Main sol. J981

Internal Solution-ID: S5010

Equipment needed: Filter Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
KH2PO4 0.20 g 0.189 1.392
NH4Cl 0.45 g 0.426 7.967
NaCl 1.70 g 1.61 27.547
KCl 0.50 g 0.473 6.351
MgCl2 x 6 H2O 0.40 g 0.379 1.863
CaCl2 x 2 H2O 0.16 g 0.152 1.031
Na2SO4 4.00 g 3.788 26.668
FeCl2 solution 1.00 ml - -
Trace element solution 1.00 ml - -
Selenite-tungstate solution 1.00 ml - -
Resazurin 1.00 mg 9.5e-4 0.004
Distilled water 1000.00 ml - -
1 Mix components thoroughly and autoclave under a N2-CO2 (4:1, v/v) gas mixture. After cooling, add the following solutions (filter-sterilized):
NaHCO3
(8.0%)
30.00 ml - -
Vitamin solution 1.00 ml - -
Thiamine solution 1.00 ml - -
Vitamin B12 solution 0.05 g/L 1.00 ml - -
2 Distribute the medium into sterile culture vessels (e.g., 50 ml per 120 ml bottle) under a N2-CO2 (4:1, v/v) gas mixture, and seal with sterile butyl rubber stoppers. Prior to inoculation, add per liter the following solutions (autoclaved or *filter-sterilized and stored under a N2 atmosphere) in the order listed:
Phenol
(freshly prepared, *, 0.1 M)
10.00 ml - -
Na2S x 9 H2O
(5%)
10.00 ml - -
J981 ANAEROBIC BICARBONATE-BUFFERED MEDIUM WITH PHENOL