The CRC references indicators. I understand that this can now be purchased on line. Quoting "Dr. Jay A. Young"
: > Indeed, Wikipedia is NOT a reliable source. I compared the Wikipedia > list to a list published by Eastman some years ago and found many > errors in that Wikipedia list. > > I recommend thinking of Wikipedia as a sort of nickname for "Wicked > impediment(ia)" > > Jay Young > ----- Original Message ----- > From: William Lipton > To: DCHAS-L**At_Symbol_Here**LIST.UVM.EDU > Sent: Wednesday, August 26, 2009 3:32 PM > 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 It is not peer reviewed.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 wrote: > > http://en.wikipedia.org/wiki/PH_indicator > > try this!!! > > > -----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 > > Hi All, > > I'm in a bit of a pinch. I think my pH meter is down in my lab and I > need to analyze some samples. > > I need to titrate some phosphoric acid sample with sodium hydroxide > 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. > > Thanks, > Andrew Gross
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