I would use steam distilled water insted of alcohol. Less dangerous. Have had personal bad experance with nitol. If you use nitol, then keep in a ice bath to keep it stable.
Thanks, Derek. Joshua Tree Earth & Space Museum <dori...@embarqmail.com> wrote: >Francesco: > >Do you mean sodium nitrate (NaNO3)? > >While we're on the topic, which solution of nitric acid works best for >making nitol? The purest I can find seems to be 67.2%. What would be the >ratio of alcohol added to make nitol? > >Phil Whitmer >Joshua Tree Earth & Space Museum > > >Hello, I have a roughly cutted Muonionalusta slice to make beatiful. >I will grind, polishing and etching it ... and after for prevent rust and >stabilize it I'm planning to use the method alcohol + water + NaOH . >But I have few question: > >Ethanol at 96% works fine? >I have to use distilled water or normal water? > >For 100ml of solution I have to use 70ml of ethanol and 30ml of water, is >this proportion correct? >How many grams (or spoons) of NaOh I have to use? >How many days I have to leave the slice in the solution? 7-10 days? In this >period I have to change the solution or the first potion works fine for all >these days? > >And after? What I have to do? I have to wash it with ethanol and after dry >up in oven, 80°C? >After could I also put some rust prevent varnish? > >Any other tip are welcomed!!! > >Thanks a lot!!! >Francesco! > >______________________________________________ > >Visit the Archives at http://www.meteorite-list-archives.com >Meteorite-list mailing list >Meteorite-list@meteoritecentral.com >http://six.pairlist.net/mailman/listinfo/meteorite-list ______________________________________________ Visit the Archives at http://www.meteorite-list-archives.com Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list