Founded in 1991, Giesemann is a world leader in high-end aquarium lighting and systems. With a background in design, engineering, and marine biology, Giesemann combines German craftsmanship with...
The pH value represents the acidity (alkalinity) of water. The pH value is a measure for the acid or alkaline character of an aqueous solution.
pH test kits are an important tool for all aquarists,...
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