Animals & Pet Supplies · Aquarium Maintenance

API General (GH) & Carbonate (KH) Hardness Test Kit - Ideal for Planted Tanks

PetSave · sold by Phil's Pets · CAD 19.99 · out of stock

API GH & KH Test Kit – Freshwater Aquarium The API GH & KH Test Kit provides an accurate and convenient way to measure both General Hardness (GH) and Carbonate Hardness (KH) in tap water and freshwater aquariums. GH (General Hardness) measures the concentration of dissolved minerals, primarily calcium and magnesium, while KH (Carbonate Hardness) measures carbonate and bicarbonate levels that help stabilize aquarium pH. Monitoring GH and KH is important because different fish species thrive in different water conditions. Low KH can also allow rapid pH fluctuations , potentially causing stress…

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