Re: [External Email] [AMMRL] Chlorine NMR for trace compounds in bulk Cl- electrolyte?

From: Juergen Schulte via groups.io <schulte=binghamton.edu_at_groups.io>
Date: Wed, 10 Apr 2024 08:21:54 -0400

Hi Wendy,

I have tried LiCl recently on a 400 with a BBFO probe and with an iProbe.
it is very easy to detect Cl-, it will be a relatively sharp peak.
Anything bigger will be difficult, I was not successful seeing any signals
for chloroorganics.

Maybe if you run a bleach solution you'll know more about the limitations
in your specific case...

Best Regards.
_____________________________________________
Jürgen Schulte, Ph. D. Ph.: 607-777-4405
NMR Specialist Fax: 607-777-4478
SUNY Binghamton - SN 1024
25 Murray Hill Road
Vestal, NY 13850
email: schulte_at_binghamton.edu
WWW: http://nmr.binghamton.edu/Schulte.html


On Tue, Apr 9, 2024 at 7:47 PM Wendy Breyer <web216_at_lehigh.edu> wrote:

> Hi all,
>
> I'm looking for some advice on the feasibility of some proposed
> experiments. A user here would like to do Cl-NMR on aqueous electrolyte
> solutions. Specifically, he would like to check for small amounts of OCl-
> and dissolved Cl2 in the presence of 3M MgCl2. After searching the
> literature, I have been unable to locate any publications that include
> similar experiments so I suspect that his proposed experiments are not
> feasible... but my knowledge of NMR is superficial at best. I'd be very
> interested in hearing from those with more experience whether these
> experiments are possible. (For context, we have a 400 MHz Avance III HD
> with a room temperature, broadband probe.)
>
> Thanks for any input!
>
> Wendy
>
>
>


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Received on Wed Apr 10 2024 - 08:34:48 MST

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