H2 hydrogen rich 0-10000PPb. Large LCD backlit screen makes clear reading easier. Built-in high-sensitivity electrode head, high-sensitivity glass electrode, rust-proof platinum electrode. PH value 0-14.
eBay
1set PH Chlorine Water Quality Test Kit Swimming Pool Tester Water Testing Box Accessories For Pool
Aliexpress UK
🌊 5-in-1 Digital Water Quality Tester – pH, TDS, EC, Salinity, Temperature | Hydroponics, Aquarium, Drinking Water. 🎯High Accuracy – ±0.05 pH, ±2% EC/TDS readings. 🧪Key Features Accuracy: ±0.05 pH.
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High Accuracy Portable pH Meter & Chlorine Tester for Water Quality Analysis in Swimming Pools
Aliexpress UK
Can't find the cause of diarrhoea?. Quickly use our test pen to test the quality of the water. It can be used to test the water quality of the water purifier, to check whether the water purification effect of the water purifier has achieved the effect.
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100x Soil Meter PH Tester Water Moisture Light Test Meter Kit Garden Lawns Plants Soil Acidity Test Strips Testing Instrument
Aliexpress UK
The lower the TDS content, the purer the water, and the pure water is 0 ppm. TDS is very suitable for checking the quality of tap water or knowing when to replace the filter. TDS is a rugged and durable model that includes a protective carrying case.
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Zigbee Smart Soil Tester Water Shortage Reminder Temperature Sensor Soil Moisture Tuya APP Real-time Monitoring
Aliexpress UK
3-in-1 Soil PH Tester Water Moisture Light Test Meter Flower Plant Garden Kit
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PH Chlorine Water Quality Test Kit Swimming Pool Tester Water Testing Box
Aliexpress UK
It is a must-have item for family to test tap water, distilled water, bottled water and more. Multifunctional, practical and convenient. TDS range: 0-9990PPM. Conductivity range: 0-9990us/cm. Temperature range: 0.1-80℃.
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NOYAFA EZ-9901 Digital PH Meter with Battery, 3 in 1 PH TDS Temp Pen Type Water Quality Tester for Water Wine Spas and Aquariums
Aliexpress UK
It is a must-have item for family to test tap water, distilled water, bottled water and more. Multifunctional, practical and convenient. TDS range: 0-9990PPM. Conductivity range: 0-9990us/cm. Temperature range: 0.1-80℃.
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PH Test Indicator 10ml PH Tester Water Accurate Measurement Reagent Balance Balancer Fluid Meter for Water Aquarium Freshwater
Aliexpress UK
High Accuracy: ±0.01 pH, ±2% TDS/EC, ±0.5°C temperature. Key Features.
eBay
PH Chlorine Water Quality Test Kit Swimming Pool Tester Water Testing Box
Aliexpress UK