Re: a note about the hanna TDS meters

[Wright Huntley <huntley1 at home_com>]

Doug Karpa-Wilson wrote:
> 
> I just received some fish today in 940ppm water.  I was adding salt to the
> receiving tank to take them, and I couldn't get it to go above 390ppm no
> matter how much I added.  I was stumped.
> 
> The problem of course was that it had overranged.  It took a 10:1 dilution
> with 120ppm water to get it down to 890ppm.  I thought folks should be
> aware that the 380 seems to be the overrange number on these puppies.
> 
> Doug

Thanks Doug. I discovered the same thing, and glad to see it confirmed. It
is distressing that over-range gives a number that might be real.
Fortunately it is far enough away from 2000 to be fairly obvious if you know
about it.

Wright

-- 
Wright Huntley, Fremont CA, USA, 510 494-8679  huntleyone at home dot com

          If it ain't broke, don't fix it -- and, especially,
            don't let politicians fix it. ... Thomas Sowell

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References:

• a note about the hanna TDS meters
• From: Doug Karpa-Wilson <dkarpawi at indiana_edu>

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