Test range for total alkalinity: 0 ~ 240 ppm. This pool ph test kit has anti-VC interference ability，The accuracy is 96%. Total chlorine test range: 0 ~ 10 ppm. Free chlorine test range: 0 ~ 10ppm. PH test range: 6.8 ~ 8.4.
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Portable Digital PH Pen Type Acidity Measuring Meter High Precision 0.01 PH Tester Pool Aquarium Water Quality Test Tool
Aliexpress UK
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3 In1 Soil Water Moisture PH Meter Garden Plant Acidity Humidity Sunlight Light PH Test Flowers Moist Detector Tester Instrument
Aliexpress UK
Litmus papers are used to determine the pH level of a liquid and determine if a solution is basic. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.SpecificationTesting Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 4 x Litmus Test Kit (80/Pack,320pcs)AdvantageCan be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.InstructionDipping the test paper into a solution and observing the change in color of the paper. After one second read the pH value. If the test paper turns blue, the solution is alkaline.NOTENot applicable for oil and acid-base solutions with a concentration of less than 0.01%. Should be stored in a dry place protected from light.
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LY101 Soil PH Meter 3-in-1 Soil Tester Plant Moisture Fertility PH Detector Garden Soil Moisture Meter Soil Fertility Meter
Aliexpress UK
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PH Meter Tester Analyzer for Arduino PH Electrode Sensor Probe + Analog Sensor Board for Aquaculture Aquarium Water Quality Test
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PH test paper is a kind of test paper mixed with various indicators to detect acid and alkali substances. There are 14 color cards to judge the pH value content. Different pH content has different color changes.
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Professional Soil PH Meter 4 In1 LCD Temperature Solar Moisture PH Garden Soil Tester LCD Display Gardening Tool for Plant Care
Aliexpress UK
🌲【Comprehensive Range & Fine Scale】For most plants, the optimal soil pH range lies between 5.5 and 7.5.
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PH Sensor Industrial Water Quality Turbidity Tester ORP Electrode Probe EC Transmitter PH Meter Environmental Detection
Aliexpress UK
Keep your swimming areas safe and clean using trusted cleaning supplies crafted for consistent use. Compare the test paper with the color chart bottle. Take it out and let it stand in the air for about 15 seconds.
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Handheld Soil Tester Professional Soil PH Moisture Meter Waterproof PH Detector Humidity Analyzer for Garden Plant Flower Farm
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Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Test range for total alkalinity: 0 ~ 240 ppm. Test at both ends of pool twice a week for best results. Effective chlorine, pH, and total hardness can be tested.
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Handheld PH Meter Waterproof PH TDS EC Temp Tester Digital Water Quality Detector with Backlight for Pools Aquariums
Aliexpress UK