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Nitrate removal from water (fwd)



I am forwarding this request for information to printech and sewerlist

Marvin Fleischman, Industrial Assessment Center, Department of
Chemical Engineering, University of Louisville, Louisville, KY
40292, 502/852-6357, FAX:502/852-6355, email:m0flei01@ulkyvm.
louisville.edu
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Subject: Nitrate removal from water (fwd)

marvin:
   here it is...(:-{)  d.c.

djcoll01@ulkyvm.louisville.edu
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Subject: Nitrate removal from water (fwd)
To: djcoll01@ulkyvm.louisville.edu (Dermot Collins)
Date: Thu, 7 May 1998 10:10:50 -0400 (EDT)
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>
>Derm,
>
>I've got a site that had a major release of liquid fertilizer.  We have
>recovered 40,000 gallons of nitrate contaminated ground water and
expect to
>recover more.  Nitrate concentations if 50 to 100 mg/liter as Nitrogen.
I've
>done a quick Internet search and the primary treatment techniques are
>biological denitrification, ion exchange and reverse osmosis.  These
three
>technologies would require to much capital to setup for a one time
treatment
>of this volume of water.
>
>Since nitrate is the bad actor environmentally in the nitrogen family
all we
>need to do is reduce this ion to a less environmentally damaging
species.  Do
>you have any suggestions for a reducing agent?  If we use a chemical
agent we
>need to pay attention to the chemical species that will be leaving in
the
>treatment system effluent.
>
>Later
>
>Red,
>
>PS.  The church talked me into playing in a softball league.  First
time since
>1986.  I must really be slow now, I'm the pitcher.