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Main sol. 253

Internal Solution-ID: S517

Equipment needed: Filter Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
KH2PO4 0.50 g 0.495 3.634
CaCl2 x 2 H2O 0.05 g 0.049 0.336
NH4Cl 0.80 g 0.791 14.793
MgCl2 x 6 H2O 0.10 g 0.099 0.487
NaCl 180.00 g 178.042 3046.57
Na2SO4 20.00 g 19.782 139.273
Na2CO3 6.00 g 5.935 55.994
Trace element solution (A) 1.00 ml - -
Yeast extract 0.50 g 0.495 -
Sodium succinate 1.00 g 0.989 6.104
Distilled water 800.00 ml - -
1 Adjust pH to 8.5.
2 Bubble with nitrogen gas and fill in tubes with a rubber septum under a stream of nitrogen gas. Autoclave at 121°C for 15 min. After sterilization add 1 ml/l filter-sterilized vitamin solution (B), 200 ml of filter-sterilized solution Bicarbonate solution (C) and 10 ml/l sterilised Na2S x 9H2O solution (D). pH 8.5
Vitamin solution (B) 1.00 ml - -
Bicarbonate solution (C) 200.00 ml - -
Na2S x 9H2O solution (D) 10.00 ml - -
253 MEDIUM FOR ECTOTHIORHODOSPIRA