2HR Aquarist APT E - For Dutch or very heavy planted aquariums

★★★★★ 4.7 61 reviews

US$12.00
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Management number 234716515 Release Date 2026/07/02 List Price US$12.00 Model Number 234716515
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Compared to conventional Estimative Index fertilisers:
2X more nitrate limiting for richer colours*
2X more magnesium for stronger growth^

Dose 2ml per 100L daily

 

1000ml lasts ~3mths for a 130 Gal / 500L tank. Pump not included

*in terms of the relative amount of nitrogen vs other nutrients per ml.
^in terms of the amount of magnesium per ml.

The EI approach pioneered by Tom Barr is designed to provide a unlimited / unconstrained amount of nutrients to plants based on a professionally Estimated Index of their needs. APTe provides a calibrated version for richer coloration and algae control.

UARANTEED ANALYSIS
Total Nitrogen (N)........................................... 2.0%
2.0% Nitrate Nitrogen
Available Phosphoric Acid (P2O5)....................1.37%
Soluble Potash (K2O)....................................... 8.0%
Magnesium (Mg)............................................. 1.60%
Iron (Fe) ...........................................................0.16%
0.16% Chelated Iron
Derived from: Potassium Sulphate, PotassiumPhosphate, Potassium Chloride, MagnesiumNitrate, Magnesium Sulphate, DTPA Iron, EDTA Iron, EDDHA Iron


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