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Hanna Instruments HI98509-1 Checktemp Digital Thermometer with Stainless Steel Probe, -50 C to 150 Degree C Temperature Rating: Science Lab Digital Thermometers: Amazon.com: Industrial & Scientific
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Hanna Instruments™ DiST™ 5 EC/TDS/Temperature Tester DiST 5 EC/TDS/Temperature Tester Conduttimetri portatili | Fisher Scientific
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