【 Test conditions 】 Temperature: 2 ℃ -30 ℃, humidity: ＜ 40%.
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Ph1-14 Guangfan Test Paper Household 1 Pack 80pcs Aquarium Swimming Pool PH Test Water Quality Soil Saliva Test
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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PH Meter Calibration Point 3 Type PH Buffer Powder Set Measure Calibration Solution Powder For PH Test Meter
Aliexpress UK
Take 5-10 ml of the liquid sample to be tested, let it stand, and then use the supernatant for testing. Best results within 3 months.
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1roll 5m PH 0-14 Litmus Paper PH Tester Papers Universal Indicator Paper Test laboratory ph indicator test strip alkaline acid
Aliexpress UK
Take 5-10 ml of the liquid sample to be tested, let it stand, and then use the supernatant for testing. Best results within 3 months.
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Household Laboratory 5M Alkaline Acid Indicator Meter Test Paper General Purpose PH 1-14 Test Paper Roll PH Test Tape Type
Aliexpress UK
ATC Function:Automatic Temperature Compensation accounts for changes in temperature automatically. Lightweight and easy to carry. Type: PH Tester. Accuracy: ±0.2PH; ±0.1PH (20°C). the readings are automatically displayed.
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100pcs PH0-14 Test Paper Laboratory Household PH Test Strips Indicator Scientific Litmus Alkaline Acid Testing PH Test Meter
Aliexpress UK
Test Range: pH, Total Alkalinity, Hardness, Nitrate, Nitrite, Free Chlorine, Total Chlorine. Use For: Aquarium, Pond, Tap Water, Pool, SPA, Hydroponic Systems. Fish Tanks | Tropical Aquariums | Garden Ponds | Swimming Pools | Tap & Drinking Water | SPA & Hydroponics.
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100pcs PH4.5-9 Test Paper Laboratory Household PH Test Strips Indicator Scientific Litmus Alkaline Acid Testing PH Test Meter
Aliexpress UK
Take 5-10ml of the sample, and take the supernatant for testing after standing. Nitrate nitrate test range 0~240. Carbonate Root Carbonate Root Test Paper 0-180. Nitrate Nitrite. Too high or too low PH is not good for fish growth.
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Yieryi 5-Way Test Kit For Pool & SPA Acid Demand Chlorine Total Alkalinity Bromine PH Water Quality Tester Set
Aliexpress UK
【 Test conditions 】 Temperature: 2 ℃ -30 ℃, humidity: ＜ 40%.
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PH-201 PH Replacement Probe Aquarium Hydroponic Laboratory Electrode PH Meter Probe BNC Connector PH Meter Potential Test Sensor
Aliexpress UK