RE: NANFA-L-- Precipitate

Nick Zarlinga (njz-in-clevelandmetroparks.com)
Thu, 26 Jan 2006 12:22:29 -0500

That's why in our area they add 1ppm of Sodium Metaphosphate. Apparently it
combines with the lead and "renders it harmeless". Not a problem for my
fishes, but kills corals dead.

Nick Zarlinga
Aquarium Biologist
Cleveland Metroparks Zoo
216.661.6500 ext 4485

"Who hears the fishes when they cry?"
Henry Thoreau--1817-1862

><)> -----Original Message-----
><)> From: owner-nanfa-l-in-nanfa.org
><)> [owner-nanfa-l-in-nanfa.org]On Behalf
><)> Of dlmcneely-in-lunet.edu
><)> Sent: Thursday, January 26, 2006 10:52 AM
><)> To: nanfa-l-in-nanfa.org
><)> Subject: Re: NANFA-L-- Precipitate
><)>
><)>
><)> Hmmmmmmmmmm. Don't know where you got info that
><)> "virtually all tap
><)> water in the U.S. is pH>7.0." In much of the
><)> eastern part of the
><)> country the tap water pH<7.0, which is why lead
><)> solder is a problem.
><)> If pH>7.0, lead will remain in the solder. At
><)> lower pH, the lead
><)> mobilizes, and the tap water contains toxic lead.
><)>
><)> David L. McNeely, Ph.D., Professor of Biology
><)> Langston University; P.O. Box 1500
><)> Langston, OK 73050; email: dlmcneely-in-lunet.edu
><)> telephone: (405) 466-6025; fax: 405) 466-3307
><)> home page http://www.lunet.edu/mcneely/index.htm
><)>
><)> "Where are we going?" "I don't know, are we there yet?"
><)>
><)> ----- Original Message -----
><)> From: Jerry Baker <nanfa-in-bakerweb.biz>
><)> Date: Thursday, January 26, 2006 9:24 am
><)> Subject: Re: NANFA-L-- Precipitate
><)> > geoffrey kimber wrote:
><)> > > Thanks, Jerry. so since the specific
><)> chloramine formed is pH
><)> > > dependant, then even if I did test what the
><)> ammonia level was using
><)> > > thiosulfate, it wouldn't necessarily have an
><)> application to anyone
><)> > > else because if their water pH was different,
><)> they would have a
><)> > > different mix of chloramines.
><)> >
><)> > Virtually all tap water in the United States is pH > 7.
><)> >
><)> > > It was interesting that I couldn't find that
><)> info on google. I kept
><)> > > getting tangled up in organic chloramines that
><)> are used
><)> > medicinally.
><)> > > would you happen to have a website that
><)> discusses chloramine
><)> > > generation in more detail?
><)> >
><)> > http://www.gewater.com/library/tp/813_Chloramines_.jsp
><)> >
><)> /--------------------------------------------------
><)> ----------------
><)> > -----
><)> > / 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 http://www.nanfa.org Please make sure
><)> all posts to nanfa-l are
><)> > / consistent with the guidelines as per
><)> > / http://www.nanfa.org/guidelines.shtml To
><)> subscribe, unsubscribe,
><)> > or get
><)> > / help, visit the NANFA email list home page and
><)> archive at
><)> > / http://www.nanfa.org/email.shtml
><)> /--------------------------------------------------
><)> ---------------------
><)> / 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 http://www.nanfa.org Please make sure all
><)> posts to nanfa-l are
><)> / consistent with the guidelines as per
><)> / http://www.nanfa.org/guidelines.shtml To
><)> subscribe, unsubscribe, or get
><)> / help, visit the NANFA email list home page and archive at
><)> / http://www.nanfa.org/email.shtml
><)>
><)>
/-----------------------------------------------------------------------
/ 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 http://www.nanfa.org Please make sure all posts to nanfa-l are
/ consistent with the guidelines as per
/ http://www.nanfa.org/guidelines.shtml To subscribe, unsubscribe, or get
/ help, visit the NANFA email list home page and archive at
/ http://www.nanfa.org/email.shtml