2) AQUACHEK Yellow Swimming Pool Spa Chlorine 4 in 1 Test Strips Aquacheck 50pk
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<b>[Product Information]</b><br>
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<li>2 Brand New AquaChek 511244 Yellow 4 in 1 Test Strips</li>
<li>100 strips total</li>
<li>Results in seconds</li>
<li>Tests for Free Chlorine, Cyanuric Acid, pH and Total Alkalinity</li>
<li>50 strips per bottle</li>
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