I'm not at all familiar with what you are trying to accomplish by soaking an iron in a basic solution of sodium hydroxide for a week, but it sure doesn't sound like a good idea. The best thing to do to prevent rust is to vacuum seal it in a glass container. Also, if you must handle it, wear cotton gloves.
Michael in so. Cal. On Wed, Sep 11, 2013 at 12:22 PM, Francesco Moser <[email protected]> wrote: > > 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 > [email protected] > http://six.pairlist.net/mailman/listinfo/meteorite-list ______________________________________________ Visit the Archives at http://www.meteorite-list-archives.com Meteorite-list mailing list [email protected] http://six.pairlist.net/mailman/listinfo/meteorite-list
