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Product no.: 16760
It is used in calcium reactors, calcite filters, bio filters and as substrate material in saltwater and Malawi/Tanganyikan aquaria. A natural calciumcarbonic acid equilibrium is created in all aquaria with an alcaline pH value and in a calcium reactor supplied with CO2, the hydrocarbonate is completely dissolved to calcium bicarbonate.Hydrocarbonate is available in 3 grain sizes: fine (1 - 2 mm) for ‘hardening’ filters, medium (4 - 6 mm) for Calciumreactors, coarse (6 - 8 mm) as filter material.
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x= 1 fine, 2 medium, 3 coarsePls. select grain size using the tab selection
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