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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
but a general guide is about 1 2 meq/L (3 6 dH) or match the existing or target carbonate hardness (KH)
Ultra-Clear Glass
Color Enhancement
Energy-saving DC motor 24 V
Coarse Aragonite 10lb Aqua Natural Iodine but a general guide isDescription Calcium carbonate derived from oolitic aragonite is biogenic (created by living organisms) and naturally re occurring. Protect the reef by using this superior and sustainable substrate. Bahamas sand is raw, naturally renewable oolitic aragonite sand that is up to 98% pure calcium carbonate. The grains are OOLITIC (egg shaped) and smooth. It is tasteless, odorless, dustless and sustainable. Combined with its near chemical purity, size
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