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The Hanna Marine Alkalinity Checker® uses a fixed wavelength LED and silicon photo detector to provide the accuracy of professional instrumentation at the affordable price of a chemical test kit
cobalt and molybdenum for chaetomorpha growth and vigor in all marine systems
PARTICLE SIZE: 53-2300Marine Fish Protein
spirulina and seaweed extracts and is made from 100% natural ingredients
NOTE: THIS PRODUCT IS DESIGNED FOR FISHLESS CYCLING
Aquaforest Calcium 850g others The Hanna Marine Alkalinity Checker®An agent for maintaining constant calcium levels and pH adjustment in reef aquariums. In sea water, the constant value of calcium is essential for the proper development of corals and coralline algae. The recommended level of calcium in reef aquaria is 380 460 mg l (ppm)
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