Benefits : 
Fertilizer for ornamental aquarium plants, based on iron
Does not react with phosphates in the aquarium
Adjusts iron deficiency and helps with better pigments
Together with the individual elements of MasterLine, it offers supreme control over nutrient concentrations
Can be dosed as a supplement to complete fertilizing formulas
Compatible with all forms of aquatic life, including shrimp
Suitable for daily or weekly dosage
Contents : 
MasterLine Iron contains iron (chelated with DPTA): 0.3% Fe
Dosage : 
When necessary, depending on the preferred values
1 ml to 30 liters adds 0.1 ppm Fe
Recommendations : 
Do not allow the iron concentration to fall below 0.05-0.1 ppm
Avoid using UV lamps, and if you really have to, I recommend you dose more
Do not contaminate the solution with aquarium water
Do not ingest and keep out of reach of children and pets
Store at room temperature. Protect from light, heat and frost
For aquarium use only