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Sera Mg-Test 0.5 fl. oz. - Perfectly measure magnesium levels in fresh & salty aquariums! Essential test kit for aquatic clarity!
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Sera - Magnesium (Mg) Test Kit

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Optimize your aquarium's health with the Sera Mg-Test (15 ml), a precision magnesium test kit for both fresh and salty waters. Keep your aquatic life thriving with this essential tool, perfect for passionate aquarium enthusiasts eager to maintain balance!

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