|   | K2HPO4 | 0.3 | g |  |   | KH2PO4 | 0.3 | g |  |   | NH4Cl | 1 | g |  |   | MgCl2·6H2O | 0.2 | g |  |   | CaCl2·2H2O | 0.1 | g |  |   | KCl | 0.1 | g |  |   | NaCl | 10 | g |  |   | Na2S2O3·5H2O | 5 | g |  |   | Bacto Yeast Extract (Difco) | 0.5 | g |  |   | Glucose | 4 | g |  |   | Na2CO3 | 2 | g |  |   | Trace element solution* | 10 | ml |  |   | Resazurin | 1 | mg |  |   | Cysteine-HCl | 0.5 | g |  |   | Na2S·9H2O | 0.5 | g |  |   | Distilled water | 1 | L |   |  |   |   | Mix ingredients except for glucose, Na2CO3, cysteine-HCl and Na2S·9H2O, and autoclave under a N2/CO2 atmosphere (80/20).  Separately autoclave cysteine-HCl (as 5% solution) and Na2S·9H2O solutions (as 5% solution) under a N2 atmosphere.  Prior to inoculation, add filter-sterile glucose and Na2CO3 solutions, cysteine-HCl, and Na2S·9H2O. Final pH of the complete medium should be 7.0. |  |   |   |   |   |   |   |   |  |   |   | *Trace elements solution |  |   |   |   | Nitrilotriacetic acid (NTA) | 12.8 | g |  |   |   |   | FeCl3·6H2O | 1.35 | g |  |   |   |   | MnCl2·4H2O | 0.1 | g |  |   |   |   | CoCl2·6H2O | 0.024 | g |  |   |   |   | CaCl2·2H2O | 0.1 | g |  |   |   |   | ZnCl2 | 0.1 | g |  |   |   |   | CuCl2·2H2O | 0.025 | g |  |   |   |   | H3BO3 | 0.01 | g |  |   |   |   | Na2MoO4·2H2O | 0.024 | g |  |   |   |   | NaCl | 1 | g |  |   |   |   | NiCl2·6H2O | 0.12 | g |  |   |   |   | KAl(SO4)2·12H2O | 0.018 | g |  |   |   |   | Na2SeO4 | 0.004 | g |  |   |   |   | Na2WO4 | 0.004 | g |  |   |   |   | Distilled water | 1 | L |   |  |   |   | First dissolve nitrilotriacetic acid and adjust pH to 6.5 with NaOH, and then add minerals. Final pH 7.0. |  
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