[Bio] 4. Re: pH probe confusion

Rolf rolfvw at gmail.com
Fri Apr 15 17:13:35 PDT 2011


Hi Frantisek!
I see you are staying in touch with NB :-)

This is good information, thanks.
Luckily, we have 2 chemists and 1 biologist on our project, so I'm sure they
have experience with this.
But it would be good to add these links to our Wiki.

Ciao,
-rolf

On Fri, Apr 15, 2011 at 2:09 PM, Frantisek Apfelbeck <algoldor at yahoo.com> wrote:
> Hi to all,
> I do not know what is exactly the type of your probe but these storage routine
> should apply for most of electrodes (some of it you have quoted before):
>
> http://www.all-about-ph.com/ph-electrode-storage.html  (after quick search)
>
> What I do remember for sure is that if you want to get a proper accurate
> results, you should/have to calibrate the probe each time when you use it and
> that should be done against a reference "buffers" of exactly known pH
>
> http://www.phadjustment.com/pH_Probe_Service.htm  (after quick search)
>
> I guess that you know the stuff just be careful because an accurate and
> functional pH probe was quite a challenge even in a well establish laboratories
> and "very exact protocols" were applied. I guess that Glen or his colleges may
> know more.
>
> Best of luck,
>
> Frantisek
>
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