2hr Aquarist APT Estimative Index 1000ml
2hr Aquarist APT Estimative Index 1000mlPure power. Use it wisely. 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. For tanks following the Estimative...