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Thanks to all for this great thread! You are the best. ;)
-- If I had some more doubts, I will let know you, but this seems to be enough.


- Chris I used always ethanol 70% inside vials with specimens and I had never problems. ethanol 95% is very aggressive for the specimen.
Ah, for those who are reading this, NEVER use formaldehyde because it damages seriously the specimen. :(