H2SO4 pots on wbnonmetal

Keith Gaul gaul at snf.stanford.edu
Fri Sep 8 13:14:03 PDT 2000

  There was a broken t/c in the left pot which I replaced this morning.
Nothing was done to the right pot.

Amol Ramesh Joshi wrote:

>         Hi,
>         I found an anonymous note on wbnonmetal stating that there is
> broken thermometer glass in H2SO4. The note does not say whether it is
> Left or Right H2SO4 pot. I saw broken wafer and glass in left pot. I also
> saw some white stuff floating in right pot. There were no problems
> reported on Coral for wbnonmetal!
>         Jim, is there a chance of contamination if thermometer glass is
> broken?
>         Thanks,
>         - Amol

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