Need help to calculate pps dry ferts

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Patrice

Aquarium Advice FINatic
Joined
Jun 20, 2011
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Location
quebec, mirabel
I have CSM+B fert, it have magnesium 1.50% and iron 7%.
How do i calculate that in they PPS-pro equation?
and how much more iron and magnesium do i have to add if needed?

Please help if you know. I am using 400 ML
 
Assuming you already have the 1.5% Mg?

There are 1000 mg in a gram. So if you need, say, 150 mg of 1.5% Mg, you need .150 grams of it.

I think that was your question...
 
aqua_chem said:
Assuming you already have the 1.5% Mg?

There are 1000 mg in a gram. So if you need, say, 150 mg of 1.5% Mg, you need .150 grams of it.

I think that was your question...

That what i needed . Thank you
 
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