Re: Resistivity of water

[Maggie]

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Dear Fernando,

I do not know anyone who have measured the resistivity of water only but I 
know some people who have done plenty of resistivity measurements on rock 
cores with different saturations. If you think this may be a start, please 
email me at M.Pokar@earth.leeds.ac.uk

Maggie


>From: owner-sowacs@aqua.ccwr.ac.za
>Subject: Resistivity of water
>Date: Wed, 22 Aug 2001 20:01:47 GMT
>
>Hello, I am a student from Brasil, and I'd like to know how to prepare
>a cell to measure the resistivity of water.
>Can I use a glass cell with copper electrodes?
>Best regards,
>                       Fernando Martins
>
>[Bruce comments
>Fernanado
>I'm sure there will be someone on the list who will provide a good general
>introduction to  measuring the resistivity of water.
>
>On sowacs, there is currently only information on measuring the EC of the
>soil water solution.
>
>For a discussion on unsaturated soil sampling, see the
>This is a compendium of replies on the feature page:
>http://www.sowacs.com/feature/unsatsampling.html
>
>To measure the conductivity of mud see :
>http://www.sowacs.com/archives/99-11/msg00005.html
>
>For a more detailed example of a sensor look at :
>http://www.sowacs.com/feature/deltat/sigmaprobe.html
>and the theory at
>http://www.sowacs.com/feature/deltat/ec1theory.html
>
>Bruce]
>