[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Sera Plant Food
Roger Miller wrote:
> Several years ago I bought a few pounds of chelated iron and a Sera iron
> test kit. I tested my tanks which were then dosed with Tetra Florapride
> and registered no iron. My tap water also registered no iron with the
The Sera Test doesn't work with chelated iron supplements. The iron in
Sera is a the form of Iron Chloride and the EDTA is separate, rather
than using an iron EDTA salt. How this relates to how the test works is
RM also wrote:
> Incidentally, dissolved iron in unpolluted natural water is generally in
> the parts per billion range - 50 parts per billion or so is fairly
> common. The EPA limit for domestic use is 0.3 mg/l of iron, and their
> limit for protection of aquatic life is 1.0 mg/l. Why would we ever need
> 0.5 mg/l of iron in aquarium water?
Beats me. Why do people set the nitrate level for their tanks in the
2-10ppm range when this is dozens of times higher than most natural
waters? How many natural waters have the 25-35ppm CO2 Denerle reccomends
for your tank?
See my other post on the Sera Plant food. I think it's doing wonderful
things for the plants.