Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic(Red), basic(Blue), or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 1 pHTesting Range: 1-14Testing Paper Size: 54mmx9mmOverall Size: 70mmx45mmx5mm (L*W*H)Packing List: 6 x Litmus Test Kit (80/Pack,480pcs)AdvantageThere are 14 color-coded scales that go from 1(being the most acidic) to 14(being the most alkaline). Also can be used to determine the strength of acid and base, as we go from 7 to 1 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper.
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Digital Water Quality Monitor Tester TDS PH Meter PH/TDS/EC/Temperature Meter for Pools Drinking Water Aquariums
Aliexpress UK
Take 5-10ml of the sample, and take the supernatant for testing after standing. Nitrate nitrate test range 0~240. Nitrate Nitrite. Too high or too low PH is not good for fish growth. If the pH value is less than 4.4, the fish mortality rate can reach 7% to 20%.
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Yieryi WIFI Smart Aquarium PH Meter YY-W9909 Digital PH EC TDS SALT S.G Temp Water Quality Tester Tuya Monitor Control US/EU
Aliexpress UK
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.
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Yieryi WIFI Smart Aquarium PH Meter YY-W9909 Digital PH EC TDS SALT S.G Temp Water Quality Tester Tuya Monitor Control US/EU
Aliexpress UK
Take 5-10ml of the sample, and take the supernatant for testing after standing. Too high or too low PH is not good for fish growth. If the pH value is less than 4.4, the fish mortality rate can reach 7% to 20%.
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6 in 1 Digital Soil Tester Multifunctional Soil PH Detector Moisture Fertility pH Temperature Humidity Light Meter for Garden
Aliexpress UK
Not for ingestion.
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Professional Food PH Meter 0.00~14.00pH Backlight LCD Temp pH Tester High Accuracy Sensor Acidity Analyzer for Meat Dough Water
Aliexpress UK
TEST FOR FREE CHLORINE, PH AND TOTAL ALKALINITY: Dont wait until your eyes burn and your swimsuit bleaches white to test your pool – just dip a test strip! TEST OBJECT: free chlorine, pH, alkalinity.
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Moisture Sunlight PH Meter 3 in1 Soil Water Acidity Humidity Light PH Test Garden Plants Flowers Moist Tester Testing Instrument
Aliexpress UK
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic, basic, or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 0.5 pHTesting Range: 5.5-9.0Testing Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 4 x Litmus Test Kit (80/Pack,320pcs)AdvantageThere are 8 color-coded scales that go from 5.5 to 9. Also can be used to determine the strength of acid and base, as we go from 9 to 5 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
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Handheld PH Meter Hight Accuracy Backlight Water Quality Tester PH Test Pocket Pen Water Detector for Drinking Water Pool
Aliexpress UK
This product is a 100-pack of 7-in-1 chlorine dip test strips specifically designed for testing pH levels in hot tubs and swimming pools. The test strips are suitable for all water types and provide accurate readings for chlorine and pH levels. It is a convenient and efficient testing kit for maintaining proper water chemistry levels in your pool or hot tub for optimal cleanliness and hygiene.
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3 In1 Moisture Sunlight PH Meter Soil Water Acidity Humidity Light PH Test Garden Plants Flowers Moist Tester
Aliexpress UK