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Originally posted by ÀèÑÇÀö at 2009-10-11 09:01:
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1. 50 mg/mL stock solution in methanol.
2. Vortex immediately to prevent rifampicin from sticking to bottom of tube.
3. Add ~5 drops 10 N NaOH per mL to facilitate dissolving.
4. Add 2 mL per liter of culture to achieve a working concentration of 100 ¦Ìg/mL.

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