The Planted Tank Forum - View Single Post - Where to get KNO3
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post #7 of (permalink) Old 01-21-2013, 10:00 PM
Planted Tank Guru
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Join Date: Jun 2004
Location: Baton Rouge, LA
Posts: 3,349
The agricultural KNO3 is often in "prills", which are coated pellets. Not as convenient to measure, and slower to dissolve. Something to consider before you buy what will usually be a huge bag.
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