
2Hr Aquarist APT Start
Substrate Enrichment + Starter Bacteria for new aquariums. APT START boosts most aquasoils with a solid, inorganic macronutrient charge while seeding beneficial bacteria to accelerate cycling. The formulation is a fully water‑soluble NPK mineral fertiliser with micro‑nutrients (8.8‑0‑0.5) and trace iron chelated by EDTA. Guaranteed analysis: 8.8% Total Nitrogen (1.8% nitric nitrogen, 7% ammoniacal nitrogen), 0.6% K₂O, 4.5% CaO, 1.5% MgO, and 0.01% Fe (EDTA). Use rate: 1 pouch (45 g) per 60 × 30 cm footprint. Ingredients: clay, calcium sulfate (CAS 7778‑18‑9), ammonium sulfate (CAS 7783‑20‑2), potassium sulfate (CAS 7778‑80‑5), magnesium sulfate (CAS 7487‑88‑9), magnesium nitrate (CAS 10377‑60‑3).
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Description
Substrate Enrichment + Starter Bacteria for new aquariums. APT START boosts most aquasoils with a solid, inorganic macronutrient charge while seeding beneficial bacteria to accelerate cycling. The formulation is a fully water‑soluble NPK mineral fertiliser with micro‑nutrients (8.8‑0‑0.5) and trace iron chelated by EDTA. Guaranteed analysis: 8.8% Total Nitrogen (1.8% nitric nitrogen, 7% ammoniacal nitrogen), 0.6% K₂O, 4.5% CaO, 1.5% MgO, and 0.01% Fe (EDTA). Use rate: 1 pouch (45 g) per 60 × 30 cm footprint. Ingredients: clay, calcium sulfate (CAS 7778‑18‑9), ammonium sulfate (CAS 7783‑20‑2), potassium sulfate (CAS 7778‑80‑5), magnesium sulfate (CAS 7487‑88‑9), magnesium nitrate (CAS 10377‑60‑3).




