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GAOTek Portable Dissolved Oxygen Water Quality Tester

SKU: GAOTek-WQT-124
GAOTek Portable Dissolved Oxygen Water Quality Tester is simple product and easy-to-use pen-type dissolved oxygen meter, 1 point or 2-point button calibration, the meter is suitable for outdoor measurement of dissolved oxygen concentration and percentage saturation of samples, measurement accuracy: 0.5 mg/L.
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GAOTek Portable Handheld Multiparameter Water Quality Tester

SKU: GAOTek-WQT-100
GAOTek Portable Handheld Multiparameter Water Quality Tester providing the best water quality monitoring solutions for users in all areas of pure water, ultra-pure water, drinking water, municipal wastewater
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GAOTek Portable Handheld pH Meter

SKU: GAOTEK-PHM-150
GAOTek portable pH meter is used for testing water quality.
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GAOTek Portable Handheld Water pH Meter

SKU: GAOTEK-PHM-156
This water pH meter has turbidity ranges of 0 to 4000 NTU, an accuracy of 5% FS, a temperature range of 32 to 104 °F, and a response time of 10s.
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GAOTek Portable Hardness Water Quality Tester

SKU: GAOTek-WQT-183
GAOTek Portable Hardness Water Quality Tester is a professional portable water hardness meter that comes with a solid-state ion selective electrode, the meter is suitable for outdoor applications, accuracy: 1% F.S.
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GAOTek Portable High Accuracy pH Meter

SKU: GAOTek-PHM-186
This Portable High Accuracy pH Meter has temperature range of 23 °F to 221 °F, pH range of -2.00 pH to 20.0 pH and 1.5 V AA batteries.
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GAOTek Portable Laboratory Conductivity/TDS/Salinity Tester

SKU: GAOTek-CTS-108
This Portable Laboratory Conductivity/TDS/Salinity Tester has temperature range of 32 °F to 221 °F, calibration point of 1 point to 3 points and 9 V power adapter 
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GAOTek Portable Multi Parameter Water Quality Tester

SKU: GAOTek-WQT-106
This Portable Multi Parameter Water Quality Tester has a pH resolution of –2 pH to 20 pH & ORP 1999.9 mV with a conductivity of 7.87 mS to 78.74 mS.
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GAOTek Portable Multi-meter Ph Meter

SKU: GAOTek-PHM-282
GAOTek Ph Power Meter is a single-phase handheld electronic meter test unit in accuracy class 0.1 or 0.2, used for testing single phase electricity meters error on site.
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GAOTek Portable Ozone Water Quality Tester

SKU: GAOTek-WQT-108
This Ozone Water Tester measures from 0 ppm to 10.00 ppm, with ±1% precision on reliable water quality analysis.
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GAOTek Portable PH Digital Alcalinity Tester

SKU: GAOTek-PHM-102
GAOTek Portable pH Digital Alkalinity Tester is a compact and reliable instrument designed for measuring pH and alkalinity levels in liquids.
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GAOTek Portable PH Meter

SKU: GAOTek-PHM-133
This Portable PH Meter has the pH ranging from 0.00 pH to 14.00 pH, a temperature range of 23 °F to 221 °F, an LCD, and a IP65 protection.
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GAOTek Portable PH meter

SKU: GAOTek-PHM-134
GAOTek portable pH meter has more advantages in various fields such as wastewater, aquaculture, and fermentation, etc.
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GAOTek Portable PH Meter

SKU: GAOTek-PHM-137
GAOTek Portable pH meter also been called as Water Testing Device or Water Quality Testing Device, it’s the device that measure the value of pH, Cond.
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GAOTek Portable pH Meter

SKU: GAOTek-PHM-139
This Portable PH Meter has the pH ranging from 0.00 pH to 14.00 pH, a temperature range of 32 °F to 212 °F, and Powered by AAA Alkaline batteries.
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GAOTek Portable pH Meter

SKU: GAOTEK-PHM-154
This portable pH meter has a pH measuring range of -2.00 to 19.99, with a resolution of 0.1 pH/0.01 pH and ±0.01 accuracy.
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GAOTek Portable pH Meter

SKU: GAOTek-PHM-180
This Portable pH Meter has temperature range of 23 ºF to 230 ºF, pH range of -2.00 pH to 20.0 pH and 5 V lithium battery power supply.
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GAOTek Portable pH Meter

SKU: GAOTek-PHM-181
GAOTek portable pH meter is a digital display PH meter, with LCD digital display, which can display PH and temperature values simultaneously.
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GAOTek Portable PH Meter

SKU: GAOTek-PHM-195
This portable PH meter has temperature range of 23 °F to 266 °F, TDS range of 0.000 ppm to 1000 ppm and 24V power supply.
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GAOTek Portable Ph Meter

SKU: GAOTek-PHM-197
GAOTek Portable Ph Meter has a small size and reliability quality to work on most conditions.
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GAOTek Portable PH Meter

SKU: GAOTek-PHM-198
GAOTek Portable PH meter is a specialized water quality detector for aquaculture, with multiple detection items to help you better understand the aquaculture environment.
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GAOTek Portable Ph Meter

SKU: GAOTek-PHM-287
GAOTek ph meter with backlight display and operation keyboard, comprehensive functions, simple operation, simple interface.
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GAOTek Portable pH Meter For Dairy Products

SKU: GAOTek-PHM-146
This Portable pH Meter for Dairy Products has a pH ranging from -2.00 pH to 19.99 pH, a temperature range of 32.0 °F to 176.0 °F, and an backlit LCD.
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GAOTek Portable pH Meter for Food

SKU: GAOTek-PHM-106
GAOTek Portable pH Meter Food is a compact and portable pH meter specially designed for food-related applications.
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