Magnesium Sulphate – (MGSO4)
March 5th, 2010
Magnesium sulphate (MgSO4) contains 9.86% magnesium (Mg) It can be used in planted aquariums, hydroponics and horticulture to provide magnesium which is a macro nutrient and essential for plants.
It can be added directly to a planted aquarium, or it can be mixed with water (preferably RO or DI) to make a stock solution. It can also be mixed with other nutrients to make a bespoke fertilizer
If using the EI dosing system typical Maximum weekly uptake figures might be:-
Magnesium (Mg) 10ppm
Aquarium Dry Dosing
Adding magnesium sulphate at the rate of 0.05g per litre to a tank will increase the magnesium (Mg) level by 5ppm.
Added twice weekly, levels will increase by:-
Magnesium (Mg) 10ppm
Aquarium Stock Solution
Adding 56g of magnesium sulphate to 500ml of water will give a stock solution with the following analysis:-
1.0% Mg
1.31% S
Added to the tank at the rate of 1ml / 10 ltr 3 x week will add 3ppm.
Posted in Aquariums