Re: Testing CP Water

From: Joe Martinez (joe@jmmsoftware.com)
Date: Tue Sep 12 2000 - 13:50:02 PDT

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Date: Tue, 12 Sep 2000 13:50:02 -0700
From: Joe Martinez <joe@jmmsoftware.com>
To: cp@opus.hpl.hp.com
Message-Id: <aabcdefg2777$foo@default>
Subject: Re: Testing CP Water

I think I may have missed the answer to this the first time, but...

Now that I have a TDS and pH tester, what are acceptable values? At what
pH or TDS level should I replace my RO membrane?

Thanks,
Joe

dalford@norfolk.infi.net wrote:

> Frank,
> I saw your question on the checking of R.O. water. You want to check both
> the ph & dissolved solids. Hanna instruments has a sale going on for both
> types of meters. If you go to their web site they have the Hanna TDS-1
> dissolved solids meter on special for just $14.90 each.
>
>
> > I am using a reverse osmosis system to prepare water for my cp's and
> >would like to verify the water quality periodically. Two questions; 1)
> >what do I want to test for (I would guess acidity and mineral content)? and
> >2) Can anyone suggest a commercially-available reliable testing kit and
> >where I could buy it? I have lots of plants and worry about my reverse
> >osmosis system malufunctioning without my knowing until its too late.

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