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Main sol. J695

Internal Solution-ID: S4604

Equipment needed: Anaerobic workbench Filter Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
NaCl 25.00 g 23.81 407.418
NaNO3 1.00 g 0.952 11.205
NH4Cl 0.33 g 0.314 5.876
KCl 0.33 g 0.314 4.216
CaCl2 x 2 H2O 0.33 g 0.314 2.138
MgCl2 x 6 H2O 0.33 g 0.314 1.546
MES 1.95 g 1.857 9.512
Resazurin 1.00 mg 9.5e-4 0.004
Trace minerals 10.00 ml - -
Sulfur
(powder)
12.00 g 11.429 356.363
Distilled water 1000.00 ml - -
1 Mix components except sulfur, adjust pH to 6.0 and autoclave under a N2 atmosphere. Distribute the medium into culture vessels (e.g., 20 ml in 100 ml serum bottles) containing appropriate amount of sulfur under a H2-CO2 (4:1, v/v) gas mixture and seal with butyl rubber stoppers. Aseptically and anaerobically add the following solutions (autoclaved or *filter-sterilized) into the medium (per liter):
Trace vitamins (see Medium No. 197)
(*)
10.00 ml - -
KH2PO4
(2%)
20.00 ml - -
Na2S x 9 H2O
(5%)
10.00 ml - -
2 Pressurize the inoculated culture vessel to 200 kPa H2-CO2 (4:1, v/v).
J695 NAUTILIA ABYSSI MEDIUM