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Re:PPM<---->mg/l

To: "'Plant list'" <aquatic-plants at actwin_com>
Subject: Re:PPM<---->mg/l
From: "Spencer, James R." <spenceja at osi_SYLVANIA.com>
Date: Mon, 11 Aug 1997 09:35:41 -0400

Bjorn Straube  wrote

>I'm going nuts!  I need to be able to convert between ppm NO3 and mg/l
>NO3.  I know I have the formula somewhere, but I'll be darned if I can
>find it at the moment.  Of course I'll find it the instant I am not
>looking for it! Well TIA.

Actually the conversion factor is 1 as 1ppm=1mg/L

Perhaps you were thinking of how to convert Nitrate-N to NO3 
which is   NO3 = 4.4* Nitrate-N

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