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Re: TDS meter: which one ?



Ask Charles Harrison in SLAKA -  He formerly sold some of them .

On Thu, 21 Mar 2002 13:05:56 EST LeeH920226 at aol_com writes:
> 
> In a message dated 3/21/02 12:38:01 PM, listhub at andante_mn.org 
> writes:
> 
> << 
> Does anyone out there know the factor Lee is referring to for the 
> bargain 
> Hanna
> TDS meters that sold for about $14 a year ago?
>  >>
> 
> I measured it as about 1.7 vs. a conductivity meter with my tap 
> water diluted 
> with RO water. Data below
> Solution    TDS Conductivity    Ratio
> 1           180.0   324.0           1.8
> 0.5         105.0   182.0           1.7
> 0.25        63.0    108.0           1.7
> 0.125       37.0    63.0            1.7
> 
> 
> Lee Harper
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