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Rugged pH meter with pH electrode, Temp probe and carrying case407228 is a Heavy Duty pH/ORP/Tempera..
Dual display of Oxygen concentration and TemperatureExtech 407510 is a Heavy Duty Dissolved Oxygen M..
Direct reading of Total Chlorine down to 0.01ppmCL200 is an ExStik® Chlorine Meter. This revolutiona..
Portable tester for measuring of both Free and Total Chlorine up to 3.50ppmThe CL500 is a free and t..
Faster response measurements to 1000ppmChecking co levels is as easy as pushing just 1 button on the..
Measures Carbon Dioxide (CO2), Air Temperature and HumidityThe CO230 measures Carbon Dioxide (CO2), ..
Measures Carbon Dioxide (CO2)This Portable Indoor Air Quality CO2 Meter measures Carbon Dioxide (C02..
Indoor Compact CO Monitor with Tilt Leg StandThe CO30 is a CO Monitor which displays Carbon Monoxide..
Measures Carbon Monoxide concentration, Air Temperature and HumidityThe CO50 is a desktop CO Monitor..
Measures Dissolved Oxygen, % Oxygen and Temperature in WaterThe DO210 is a Dissolved Oxygen Meter wh..
Kit with DO600, replacement membrane kit, and 16ft (5m) extension cable with probe guardThe DO600-K ..
DO sensor with easy to replace screw-on membrane cap with optional extension cablesThe ExStik® II DO..
Measures Dissolved Oxygen, pH, Conductivity, TDS, Salinity and TemperatureFeaturesIncludes EC500 pH/..
9-in-1 Meter with Lab PerformanceThe 9-in-1 DO700 Kit measures DO concentration/saturation, pH, mV, ..
Extech EA80: EasyView™ Indoor Air Quality Meter/DataloggerMeasures CO2The EA80 checks for Carbon Dio..
Compact Conductivity/TDS Meter FeaturesSimultaneous display of Conductivity or TDS with TemperatureT..
4-in-1 multi-range sensor for measuring Conductivity, TDS, Salinity and TemperatureThe Extech EC400 ..
Waterproof meter with high accuracy multi-range sensor that measures four parametersEC410 kit includ..
Combination flat surface pH electrode with autoranging high accuracy Conductivity cellThe EC500 is C..
Extech EC510: Waterproof ExStikCombination flat surface pH electrode with autoranging high accuracy ..
Extech EC600: Waterproof Conductivity Kit7-in-1 Meter with Lab-Quality PerformanceThe 7-in-1 EC600 K..
Extech EX900: ExStik® 4-in-1 Chlorine, pH, ORP and Temperature KitChlorine, pH, ORP and Temperature ..
Extech FL700: Waterproof ExStik® Fluoride MeterDirect reading of Total Fluoride down from 0.1 to 9.9..
Extech FM200: Formaldehyde (CH₂O or HCHO) MeterHandheld Formaldehyde Meter with Detachable ProbeThe ..
