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

To: Aquatic-Plants at actwin_com
Subject: Re: PPM<---->mg/l
From: George Booth <booth at hpmtlgb1_lvld.hp.com>
Date: Mon, 11 Aug 1997 08:19:11 -0600
In-Reply-To: Your message of "Mon, 11 Aug 1997 03:48:17 EDT." <199708110748.DAA14729 at acme_actwin.com>

> Date: Sun, 10 Aug 1997 17:56:40 -0400
> From: Bjorn Straube <straube at digital_net>
> 
>   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.

For aquarium purposes:

1000 milligrams = 1 gram
1000 grams of water = 1 liter

1 mg/l = 1 part per (1000 X 1000) parts = 1 part per million

George

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