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pH is the measure of acidity of water, on a scale ranging from 0 to 14.

API POND & WATERFALL CLEANER Pond Cleaner deep cleans pond surfaces, waterfalls, and decorati

In a new aquarium, harmful ammonia and nitrite build up from fish waste, often resulting in fish

API BIO-CHEM ZORB SIZE 6 Aquarium Canister Filter Filtration pouch uses superior resins and activ