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Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
replacements or corrections to the defective construction within a reasonable period of time
Storage & Shelf Life: Shelf life is typically 18 months from manufacture date (more than twice as long as any other nitrifying bacteria and 8 or more times as long as most others)
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ESV AQUARIUM PRODUCTS CALCIUM HYDROXIDE (KALKWASSER POWDER) Apex replacements or corrections to theCalcium Hydroxide (Kalkwasser Powder) Calcium Hydroxide is a proven standard for maintaining calcium concentration and alkalinity in closed marine aquaria. The calcium provided is directly used by calcifying organisms, and the hydroxide ions provided readily convert dissolved CO2 into bicarbonate and carbonate ions, which are also directly used by calcifying organisms. Our product is extremely pure and meets American Water Works Association and Water
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