Re: NANFA-L-- Precipitate
Thu, 26 Jan 2006 20:09:53 EST

In a message dated 1/26/06 6:12:12 PM, writes:

<< I suppose one way to test would be to get

some deionized water (on the assumption that the carbon is being gummed

up by other stuff and stopping the catalytic reaction) and add a small

amount of chlorine to be removed by carbon and keep repeating the

process. If it's a truly a catalytic reaction, the carbon should work

indefinitely. I dunno though. >>

Another way to test it is to measure the total dissolved solids. I have seen
no reduction in my system, but the amount may be much to small to detect -- of
the order of 1-3 ppm out of 200 ppm average.

Lee Harper
Media, PA
/ This is the discussion list of the North American Native Fishes
/ Association (NANFA). Comments made on this list do not necessarily
/ reflect the beliefs or goals of NANFA. For more information about NANFA,
/ visit Please make sure all posts to nanfa-l are
/ consistent with the guidelines as per
/ To subscribe, unsubscribe, or get
/ help, visit the NANFA email list home page and archive at