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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50pcs Multipurpose Water Test PH Strips 6-in-1 Residual Chlorine Value Alkalinity Hardness Tester Easy Detection for Pool Spa
Aliexpress UK
Scope of application: Swimming pool water, hot spring water. Compare the color of the test strip under good light to obtain a reading. Do not put wet fingers into the bottle. Do not touch or contaminate the detection block on the test strip with your hands.
eBay
50 Pcs/Bottle 6 In 1 Multipurpose Chlorine PH Test Strips SPA Swimming Pool Water Tester Paper
Aliexpress UK
8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. The scale reads from 1 to 14 Each book also includes a color chart.
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50/100pcs Multipurpose 7 in 1 Chlorine PH Test Strips SPA Swimming Pool Water Tester Paper Hardness Tool Pool Accessories
Aliexpress UK
Scope of application: Swimming pool water, hot spring water. Compare the color of the test strip under good light to obtain a reading. Do not put wet fingers into the bottle. Do not touch or contaminate the detection block on the test strip with your hands.
eBay
50 pcs Multipurpose 5 in 1 Chlorine PH Test Strips SPA Swimming Pool Water Tester Paper Hardness Tool
Aliexpress UK
Total bromine: 0 0.5/1 1/2.0 3/6.6 5/11 10/22. Total alkalinity: 0-40-80-120-180-240. 30x25cm Body Armor Safety Vest Ballistic Body Armour Anti Stab Composite Plate U. Total chlorine gas: 0-25-50-100-250-500.
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50/100PCS Water Test PH Strips Multipurpose 7 IN1 Residual Chlorine Value Alkalinity Hardness Tester Easy Detection
Aliexpress UK
20" Picnic Party Tap & Beer Pipe&Ball Lock Disconnect For Cornelius Corny Keg UF. -With the Aqua Quick Test, you can monitor 7 values that are essential for maintaining good water quality: PH，Total alkalinity ，Nitrite，Free Chlorine，Total chlorine ，Hardness (TI)，Bromine (7).
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New 50pcs/set Multipurpose 5 in 1 Chlorine PH Test Strips SPA Swimming Pool Water Tester Paper Hardness Tool
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. Test at both ends of pool twice a week for best results.
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100 Pieces Multipurpose Chlorine PH Test Strips SPA Swimming Pool Water Tester Paper Hardness Tool
Aliexpress UK
Scope of application: Swimming pool water, hot spring water. Compare the color of the test strip under good light to obtain a reading. Do not put wet fingers into the bottle. Do not touch or contaminate the detection block on the test strip with your hands.
eBay
HM DM3 Online Dual TDS EC Meter TDS EC Water Quality Tester HD LCD Display Dual Probe Drinking Water Pool Aquarium PH Meter
Aliexpress UK