Preparation of rifampicine

[Frederik Intelmann]

In article <1997Jan31.104047.5665 at news>,
   David Humair <David humair at bota.unine.ch> wrote:
>Hi netters,
>I have problems with dissolution of rifampicine.
>Could someone have a good protocol to prepare it.
>Thank you
>David

The guys in my laboratory prepare it by solving
5 mg rifampicine in 500 µl of methanol. End concentration is 10 µg per ml.

Best wishes
     Frederik