I have been using 3A from sigma Aldrich and it is very clean.
Thanks
Prashansa
On Fri, Jul 12, 2024 at 9:28 AM Sameer Al-Abdul-Wahid via groups.io wrote:
> Hi AMMRL,
>
>
> Does anyone have recommendations for a brand or type of sieves for drying
> NMR solvents? One of our users has been using 4A cylindrical sieves, but
> they are noticing an impurity in their 1H NMR spectra at around 3.7-3.8 ppm
> (singlet, in acetone-d6).
>
> Thanks in advance for your help!
>
> Best regards,
>
> Sameer
>
> --
>
> *Sameer Al-Abdul-Wahid*, Ph.D. *|* Manager
> Nuclear Magnetic Resonance Centre *|* University of Guelph
> 519-824-4120 ext. 58914 *|* s.wahid_at_uoguelph.ca
> http://nmr.uoguelph.ca/
>
>
>
>
>
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Received on Fri Jul 12 2024 - 12:45:04 MST