I would seriously consider the new Auricap XO capacitors. They are not that expensive and do not fall far behind the best teflons IMO.

A review of the Auricap XO was just published on Positive Feedback with much the same finding as I have already mentioned.   http://www.positive-feedback.com/Issue70/auricap.htm

  I do not have any Claritycap MRs but the Auricap XO were a big improvement over the Claritycap SA and ESA and over the Russian PIO caps I mentioned.

I have been following this thread for a while now and have learned a lot from it. I have played with many different capacitors over the last year. a month ago I had a chance to get the new Aurocap XO capacitor to test out. I did not see too many references on the web to this capacitor and all...