2Hr Aquarist APT e 'Estimative Index'
2Hr Aquarist APT e 'Estimative Index'
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With the 2HR Aquarist APT-EI, the famous nutrient dosing approach pioneered by Tom Barr is now available in a ready-to-use concentrate that removes the guesswork from trying to recreate this powerful and sometimes elusive formula.
An overview of the EI methodology can be found here.
Dose 2ml per 100L daily.
FAQ here.
Our Standard 300ml Pack comes with a calibrated pump. 1ml per press.
Lasts ~3mths for a 40 Gal / 150L tank.
APT E / Estimative Index
Liquid inorganic macronutrient fertiliser
NPK (Mg) fertiliser with micronutrients and trace amounts of Boron (B), Copper(Cu), Manganese (Mn), Molybdenum (Mo) and Zinc (Zn).
1.6-1.7-8.5 (+1.6)
1.6% Total Nitrogen (N)
- 1.6% nitric nitrogen
1.7% Total Phosphorus pentoxide (P2O5)
8.5% Total Potassium oxide (K2O)
1.6% Magnesium oxide (MgO)
0.18% Total Iron chelated by EDTA, DTPA and EDDHA.
All nutrients are completely water soluble.
Ingredients:
Potassium sulphate (CMC1 CAS n°7778-80-5) Potassium chloride (CMC1 CAS n°7447-40-7) Magnesium nitrate (CMC1 CAS n°10377-60-3) Magnesium sulphate (CMC1 CAS n°7487-88-9) Potassium phosphate (CMC1 CAS n°7778-77-0)
