Ron: H2O2 is very unstable. It gives off the oxygen and becomes water. The shelf life in closed brown bottles is not very long. In the air it doesn't last. dave Ron Nossaman wrote: > Hi Gang, > Elian's choice of product got me thinking about the whole process of any > application of any form of peroxide to ivories. Does this stuff neutralize > with time, oxygen, sunlight, or reaction to the ivory and what's on it? Is > it rinsed off afterward? I'd hate to find that active H2O2 oozes out to > greet the fingers of the owner with the next seasonal change. I expect we > would have heard the stories by now if it were a problem, but I was > wondering if anyone knew the stable chemical result of the process. > Ron -- _______________________________________________ David M. Porritt, RPT Meadows School of the Arts Southern Methodist University Dallas, Texas mailto:dporritt@swbell.net _______________________________________________
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