Fertilizer Dosing Calculator

Calculate nutrient levels in your aquarium – based on real fertilizers, intervals, and water changes.

Basic Settings
Fertilizer Setup ?
Tap Water Values (Optional) ?
Nutrient Calculation ?
NutrientFertilizer AdditionTotal (incl. Tap Water)
Nitrate (NO₃)
Phosphate (PO₄)
Potassium (K)
Iron (Fe)
Calcium (Ca)
Magnesium (Mg)
Urea (CH₄N₂O)
Ammonium (NH₄)

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