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2Hr Aquarist APT e/Estimative Index


  • Tailored for densely planted aquascapes
  • Comprehensive fertilizer
  • Containing both essential macro and micronutrients
  • Supplemented with additional trace elements”

The APT e/Estimative Index by 2HR Aquarist is designed as a fertilizer specifically tailored for heavily planted aquariums. Aquascapes that boast abundant greenery, such as the Dutch Style Aquascape, heavily rely on robust fertilization. Typically, the available nutrient levels fall short of meeting the demands of all aquatic plants. To foster thriving growth across numerous aquatic plants within an aquascape, it becomes crucial to secure an ample nutrient supply.

APT e/Estimative Index guarantees an adequate provision of nitrogen, phosphorus, potassium, iron, magnesium, and vital trace elements. This assurance fuels the vitality and development of aquatic plants, showcasing the aquascape at its most exquisite.



Application and Dosage

– Once per day: Add 2 ml per 100 liters
– 3x per week: Use 5 ml per 100 liters

Both routines should be accompanied by a weekly water change of 50%.

Nutrient Composition:

Adding 5 ml of APT 3 in 100 liters of water yields:

– Potassium (K):** 5 mg/l
– Nitrate (NO3):** 4.6 mg/l
– Phosphate (PO4):** 1.5 mg/l
– Iron (Fe):** 0.16 mg/l
– Magnesium (Mg):** 0.4 mg/l

Additionally, it introduces essential quantities of Boron (B), Copper (Cu), Manganese (Mn), Molybdenum (Mo), and Zinc (Zn).

Manufacturer’s Information

APT e/Estimative Index Composition:

– Potassium (K):** 8.1%
– Magnesium (Mg):** 1.2%
– Nitrogen (N):** 1.8%
– Phosphorus (P):** 1.1%
– Iron (Fe):** 0.28%
– Manganese (Mn):** 220 mg/l
– Boron (B):** 220 mg/l
– Zinc (Zn):** 90 mg/l
– Copper (Cu):** 6 mg/l
– Molybdenum (Mo):** 0.015 mg/l

Additional Notes:

– Storage: Keep at room temperature, away from direct sunlight.
– Safety: Store out of reach of children and pets.
– Shelf Life: 5 years when unopened.




100ml, 200ml, 300ml, 500ml