When I put a TDS meter into our tap water, it reads 253. I got a filter a while ago and before this was put on, it read 288. dee

On 12 Sep 2009, at 22:45, sol wrote:

Garnet wrote:
I use mine regularly with 40-60 ppm hard water.
Geez, the tap water here, even filtered, pegs my Hanna PWT meter, so it is a lot higher than that, but over 99uS. Not sure what it would read on a TDS.
sol


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