Re: pinhole paper towels as acid/base indicators?

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From: NFetter@aol.com
Date: Fri Dec 07 2001 - 11:54:32 PST 

From: NFetter@aol.com
Message-ID: <166.538b975.29427878@aol.com>
Date: Fri, 7 Dec 2001 14:54:32 EST
Subject: Re: pinhole paper towels as acid/base indicators?

Hi geoff,
Sorry about that, but I do NOT know what is in those brown paper towels that
could be pH sensitive. You might try some pieces of towel in solutions of
different pH and see what colors you observe. Who knows, you may have found
another universal indicator like red cabbage.
Neil

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