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Tests tap water & fresh or saltwater aquariums for carbonate hardness (KH). Helps prevent fish stress caused by rapid pH shifts, the result of low levels of KH. ADDITIONAL FEATURES Product Gross Weight: 0.1500 lb Product Net Weight: 0.1500 lb Product Height: 5.13 in Product Length: 1.50 in Product Width: 2.38 in
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🇺🇸 Ship from USA · On Agora since 2025
$10.99