Local live stock…?

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Originally Posted by fortheloveofcrabs

When I spoke to the guy from the store, that struck him as well. I couldn't figure it out - why was my NO2 so high... I went to retest and, well, my test kit only goes up to 3.3ppm...

Ahem.

It's supposed to read 0.5ppm. Sorry about that.

0.5 is high as well for Nitrite, basically should be zero or near zero for an established tank