[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Aquatic Plants Digest V4 #3

> From: "Stephen Lindsay" <stephen_lindsay at lineone_net>
> Subject: Nitrite/nitrate measurements
> testing for nitrates. When I had a nitrite test kit before, the instructions
> mentioned multiplying the resulting nitrite value by a certain number to
> determine the nitrate value. Hence, only the nitrite test kit is needed to
> measure both. This seems to make sense since nitrite changes to nitrate
> anyway.

But in a cycled tank, nitrites should always read zero.  If you've
got nitrites NOT being converted to nitrate, you've got problems.