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Main sol. 1264

Internal Solution-ID: S2499

Equipment needed: Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
NaCl 30.0 g 30 513.347
NH4Cl 0.3 g 0.3 5.609
CaCl2 x 2 H2O 0.3 g 0.3 2.041
MgCl2 x 2 H2O 3.0 g 3 22.859
Starch
(soluble)
5.0 g 5 -
Yeast extract 1.0 g 1 -
Peptone
(Difco)
5.0 g 5 -
Phosphate buffer
(10%, pH 7.4)
10.0 ml 1 -
Trace elements (Pfennig) 1.0 ml - -
Resazurin 0.5 ml - -
Distilled water 1000.0 ml - -
1 Boil medium and cool under N2 stream on ice. Check pH (7.4). Autoclave aliquots and add the following sterile solutions (per 10 ml):
Na2S
(3%)
0.1 ml 0.003 0.038
Vitamine B12
(1 mg/10 ml)
50.0 µl - -
1264 SPIROCHAETA SP. MEDIUM