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1PC White Handheld LED Digital Water Tester TDS EC Meter Range Household Water Purity Temperature Meter TEMP PPM Tester
Aliexpress UK
PH Range: 3.5-8 Ph (3.5-6.5 ACID, 7 NOR, 7-8 ALKALI). - PH Range: 3.5-8PH ( 3.5-7 Acid, 7-8 Alkaline). Step 5: Remove probe from soil and wipe clean after each use. Step 3: Adjust the position of the probe until the pointer on the dial swing slightly.
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Bluetooth 6 in 1 TDS Meter Digital Water Tester EC TDS SALT SG Temperature PH Meter Aquarium Water Tester Pool Accessories
Aliexpress UK
The comfortable water tester can quickly and easily show you the current pH value and chlorine content of your pool. You save yourself complicated water test systems with color combinations, it is easy to use, no more chemicals.
eBay
Digital TDS Water Quality Tester Drinking Water Quality Analysis Meter Portable Mineral Test Pen Tester Tool
Aliexpress UK
Press shift to switch between different modes. 3.5 minutes automatic shutdown. Save power and extend battery life. Accuracy: ± 2%. Temperature range: 0.1-80.0℃(32.0-176.0℉). Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
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Digital PH Meter Water tester Multi-parameter Online Water Quality Monitor Tester For Aquarium Acidometer with EU/USplug
Aliexpress UK
DPD Test Kits are test devices which operate with the help visual comparisons. The finer the scale, the easier it is to classify the test results. Great for testing hot tub or swimming pool water. FREE 10 Phenol Red Tablets and FREE 10 DPD No. 1 Tablets.
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Barrow Water Cooling Test Tool Leaker Tester Water-proof Leak- Seal Tester Air Pressure Watercooler Airtightness GJQM-01
Aliexpress UK
(5-in-1 Soil Tester for plants and lawns. 1x 5 in 1 Soil PH Tester（4 Battery Included ). PH value Test Range(12 levels): 3.5~9.0PH. Sunlight Test Range(9 levels): LOW-, LOW, LOW+, NOR-, NOR, NOR+, HGH-, HGH, HGH+.
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Digital Residual Chlorine Tester Multifunction Water Quality Tester 2/3/4/5 in 1 CL2 TEMP pH H2 ORP Meter Pool Water Testing Pen
Aliexpress UK
Total alkalinity test range: 0~240ppm. Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.
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5 In 1 Water Quality Tester Digital PH Meter TDS EC Meter Salinity Temperature Tester Water Filter Purity Pen with Backlight
Aliexpress UK
10-25-50-100-200x 5 in1 Aquarium Tester Strip. We have tested and sold for many years, and update regularly. Total Hardness.
eBay
Barrow Water-proof Leak-proof Seal Tester Air Pressure Test Tools Water Cooling Test System GJQM-01 Airtightness Leak Tester
Aliexpress UK