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Re: a note about the hanna TDS meters
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.
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
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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