They also sell a wide range of other aquatic testing instruments. A more
expensive one I'd like to have at some point is an ORP meter,
Oxidation-Reduction Potential. ORP is a measure that can tell you a lot
about water quality that few aquarists use; Hanna's low end ORP meters start
at about $370...
--Bruce Stallsmith
>From: "George Arndt" <georgeacim_at_hotmail.com>
>Reply-To: nanfa_at_aquaria.net
>To: nanfa_at_aquaria.net
>Subject: Re: NANFA-- Fishy observations
>Date: Tue, 06 Mar 2001 15:23:48 -0500
>
>Bruce can you tell me more about the ph meter. I would like to get a good
>ph meter. I thought that I saw that they sell ph meters to 0.01 accuracy
>for $99. but this seems too accurate to measure. for the $50 does one get
>the complete meter or just the probe.
>
>george arndt
>harvard, mass
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