I can tell you something about Hydrogen Peroxide. I have to use it every day on a leg wound to help prevent infection. If it is useful in that respect, I suspect it would be useful in cleaning unwanted things that might infect shells or other living organisms. At least---it doesn't hurt.
    Q-Man
>
> From: "Roland Günther" <[log in to unmask]>
> Date: 2004/12/13 Mon PM 01:28:46 EST
> To: [log in to unmask]
> Subject: once again: cleaning
>
> Hello everybody!
> Is it because we shell collectors are such orderly people or why do we spend
> so much time discussing cleaning methods?
> Anyway, I would like to add two things to this neverending discussion:
> Firstly, after our recent discussion about ultrasonic cleaning I bought an
> ultrasonic cleaner on ebay for 30 Euro including postage. (For a new one
> that is.) After experimenting this afternoon with a bunch of Hexaplex
> trunculus from this years summer holiday I would estimate that I can reduce
> cleaning time for about 30 - 50 percent, which is not bad. From my first
> experiences I would say that the cleaner does remove only a small part of
> the encrustations but loosenst the rest sufficiently so you can scratch them
> off easier. Also it seems to be effective in removing the very fine dust
> that is pressed into the structure of the shell by scratching. It isn't any
> good in removing algae or very hard encrustations. I will do some more tests
> during the holidays and tell you the results.
> The second topic I would like to address is bleach. When we're talking about
> it it usually is chlorine bleach. I recently looked more closely at some of
> the bottles available here in German drugstores and found out they are all
> based on hydrogene peroxid. My question is why is that so? Is hydrogen
> peroxide more effective or more eco-friendly? Is anyone of the two better
> suited for shells? If you know more about chemistry than I do, help me
> out...
>
> Greetings, Roland
>
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