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Handheld 0-80% Brix Brix Test Tool ATC Concentration Fruit Sweetness Refractometer
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328pcs/set Heat Shrink Tubing Tube Insulation Shrink Wire Cable Wrap Assortment Insulated Cable Sleeve Kit
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Portable 5 in 1 TDS/EC/PH/Salinity/Temperature Meter Digital Water Quality PH Tester forPools, Drinking Water, Aquariums
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0-10% Aquarium Salt Water Portable Salt Salinity Meter Tester Hydrometer Handheld Salinity Auto Refractometer with ATC
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LCD Digital PH Pen Water quality Tester Pocket Portable PH Meter Tester with ATC For Water
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Mini Digital LCD Indoor Convenient Temperature Sensor Humidity Meter Thermometer Hygrometer Gauge
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LDS-1G Grain Moisture Tester High Precision Automatic Digital Corn Rice Wheat Moisture Humidity Gauge Meter Tester Detector
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High Precision ORP/Redox Tester Waterproof ORP Meter Tester Potential Positive and Negative ORP meter With Retail Box