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Excuse me. Here is a referenced source. A simple Google of pH indicators should do the trick.
http://c hemistry.about.com/library/weekly/aa112201a.htm
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Message-----
From: DCHAS-L Discussion
List
[mailto:DCHAS-L**At_Symbol_Here**list.uvm.edu] On
Behalf Of William
Lipton
Sent: Wednesday, August
26, 2009
12:33 PM
To:
DCHAS-L**At_Symbol_Here**LIST.UVM.EDU
Subject: Re: [DCHAS-L] pH
Indicator Question
You raise an interesting question. How much can we rely on Wikipedia as a reference? It is not peer reviewed. I recommend confirming any information from a more reliable source.
Bill Lipton
On Wed, Aug 26, 2009 at 1:49 PM, Laurence Doemeny <ldoemeny**At_Symbol_Here**cox.net> wrote:
http://en.wikipedia.org/wiki/PH_indicator
try this!!!
Hi All,
I'm in a bit of a pinch. I think my pH meter is down in my lab and
I
I need to titrate some phosphoric acid sample with sodium hydroxide
Thanks,
-----Original Message-----
From: DCHAS-L Discussion List [mailto:DCHAS-L**At_Symbol_Here**list.uvm.edu]
On Behalf Of
Andrew Gross
Sent: Wednesday, August 26, 2009 7:09 AM
To: DCHAS-L**At_Symbol_Here**LIST.UVM.EDU
Subject: [DCHAS-L] pH Indicator Question
need to analyze some samples.
and I need a compatible indicator that will change at pH 9. If
anyone
knows off hand what that indicator is, please email me back and/or
call my cell phone at 516-633-3528.
Andrew Gross