Insta-Test Biguanide Pool & Spa Test Strips

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The Insta-TEST pool and spa test strip provides very reliable results in just seconds! Simply dip the strip in a pool or spa and the results are ready. The test strips measure Bigu anide Shock (Peroxide), Alkalinity, Biguanide, pH, and Total Hardness all on one strip. The unique PopTop bottle has a molded desiccant liner that protects the strips from moisture damage. LaMotte Company has specialized in water analysis since 1919, and offers a complete line of Insta-TEST strips for the pool and spa owner's needs. Show more