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Amazon.com: Taylor K-2005 Complete DPD High Range, 9-in-1 Pool & Spa Test Kit for Free & Total Chlorine, Bromine, pH, Acid & Base Demand, Total Alkalinity, Calcium Hardness, Cyanuric Acid | Made
Complete™ kit for Chlorine, pH, Alkalinity, Hardness, CYA, Salt (FAS-DPD–high range) (.75 oz bottles)
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Amazon.com : Pentair R151246 78DPD All-in-One DPD Test Kit : Swimming Pool Liquid Test Kits : Patio, Lawn & Garden
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Industrial Test Systems Exact iDip Pool Professional Test Kit, (486101-KP2-K): Amazon.com: Industrial & Scientific
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