ROBUST POOLTESTER & LOVIBOND REAGENTS - Supplied in a sturdy plastic box with tablet reagents for 20 tests plus an instruction manual, the kit uses a colour-coded comparator block for easy chlorine and pH readings.
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YY-1030 Digital Food PH Meter Water Quality Tester 0.00~14.00 PH Measuring Instrumen for Food Meat Cheese Milk Soil Aquarium
Aliexpress UK
DRY+,DRY,NOR,WET,WET+. Working temperature: + 5 ℃ ~ + 40 ℃. LED backlight auxiliary lighting, easy reading. Large screen LCD user interface. Simple operation, easy to carry. All products are quality checked.
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Digital PH/EC/TDS Meter Optional 0.01 PH Tester EC TDS Meter Water Acidity Test Tool Hydroponic Pool for Aquarium Swimming Pool
Aliexpress UK
PH and Chlorine Maintenance Tool: This water quality testing device will help you maintain the correct balance of pH and chlorine in your pool or spa without the need for guessing or chemical additives.
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Professional Soil PH Meter 4 In1 LCD Temperature Humidity Sunlight Intensity PH Moisture Meter Garden Soil Tester for Plant Care
Aliexpress UK
Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Total Alkalinity Test Range: 0~240ppm. Free Chlorine Test Range: 0~10ppm. Test at both ends of pool twice a week for best results. pH Test Range: 6.8~8.4.
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2 In 1 PH/Temp PH Tester Water Quality Analyzer Desktop Automatic Calibration Acidity Meter for Laboratory Aquarium Pool EU Plug
Aliexpress UK
Note: 1. Don't calibrate instruments in the air. 2. If you don't use it for a long time, please calibrate the instrument before use. 3. After finished, clean the electrode with pure water. Specifications: Type: Water Quality Tester Material: ABS Quantity: 1 （Set accessories colors are random） Note: 1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
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5 IN 1 PH Temperature TDS EC Salinity Meter Digital Waterproof With Automatic Calibration Function Water Quality PH Tester
Aliexpress UK
8 In 1 Digital Tester Pen Pool Water Quality Monitor.
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Tuya Bluetooth 5 in 1 PH Temperature TDS EC CF Meter Digital PH Tester Automatic Calibration Function Water Quality Detector
Aliexpress UK
Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Test range for total alkalinity: 0 ~ 240 ppm. Water test in swimming pool or spa pool. Total chlorine test range: 0 ~ 10 ppm. Free chlorine test range: 0 ~ 10ppm.
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10pcs/Pack PH 4.01 6.86 9.18 Solution Calibration Buffer Powder Accuracy 0.01PH For PH Tester Meter Digital Measurement Water
Aliexpress UK
A convenient tool to test water pH and chlorine level for swimming pool and spa. Easy to operate, you can quickly test whether chlorine and PH are in the ideal range. Large screen displays the test result on pH and chlorine level for easy and accurate reading.
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Professional Soil PH Meter 8 in 1 Soil PH EC Fertility Salt Tester Monitor Smart Bluetooth Light Air Humidity Detector for Plant
Aliexpress UK