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Re: New test kits from Hagen
>Being a beginner I just started to experiment with PMDD. For that purpose I
>bought test kits for Fe and Nitrate from Hagen. While the one for testing Fe seem
>to work just fine, the one for Nitrate doesn't. If I would trust the kit, my 20
>gal tank has big problem with Nitrates (110 ppm). Tank has just a little bit of
>beard algae. Fish look fine, no signs of stress. Plants grow as expected (only
>30w of light), except Echinodorus Rose and Java Fern have holes in older leaves (
>Dwarf Pleco gets blamed for that). I also tried to test my tap water, but with
>same result (110ppm). Is it possible to have Nitrates in tap water? Does anybody
>has experience with the Hagen test kits? How can I find out how accurate it is?
It's possible. Where in Ontario do you live? If it is in a big city,
call up the Water Purification Plant and ask them for the lab results.
If you live in a rural area, you may get nitrate from fertilizer runoff.
ac554 at FreeNet_Carleton.ca