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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Multifunctional PH Meter Waterproof Water Quality Tester PH/TDS/EC/Temp Detector PH Test Pen with backlight for Aquarium Pool
Aliexpress UK
ALittleLife Aquarium 7 in1 Tester Strip. Each 7 in1 strip tests for Use weekly and when setting up a tank. Total Hardness (GH). Total Alkalinity (KH).
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Yieryi Digital PH Meter ATC PH Soil Fruit Test Pen 0-14 PH Analyzer Aquarium Swimming Pool Water Quality Analysis Instruments
Aliexpress UK
Ammonia nitrogen refers to nitrogen in the form of free ammonia (NH3) and ammonium ions (NH4+) in water. It is also the main oxygen-consuming pollutant in the water, and its toxicity is closely related to the pH value and water temperature of the water.
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1-14st Indicator Litmus Tester Paper Water Soilsting 80 Strips/pack PH Test Strips Paper Full PH Meter PH Controller
Aliexpress UK
O 8 - 11 indicates alkalinity. o 12 - 14 indicates a very high level of alkalinity. o pH range:1-14. The scale reads from 1 to 14.
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3in1 Soil Moisture Sunlight PH Meter Soil Water Acidity Humidity Light PH Test Garden Plants Acidity Humidity PH Monitor Tester
Aliexpress UK
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Digital PH-2 Pro PH Meter 0.01 Tester Pen Water PH Test -2.00-16.00 Litmus Strips Backlight Aquarium Hydroponic Lab Measurement
Aliexpress UK
Type: PH Tester. Accuracy: ±0.2PH; ±0.1PH (20°C). Resolution: 0.1PH. Handheld pen style and compact carrying case makes it conveniently fits in your pocket or bag and goes anywhere. Display: LCD Digital.
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80 Strips/pack PH Test Strips Paper Full PH Meter PH Controller 1-14st Indicator Litmus Tester Paper Water Soilsting
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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80/400 Strips/pack PH Test Strips Paper Full PH Meter PH Controller 1-14st Indicator Litmus Tester Paper Water Soilsting
Aliexpress UK
API® 5-IN-1 TEST STRIPS are the quick and easy way to test the 5 most important aquarium water parameters – pH, KH, GH, nitrate, and nitrite – in one easy step. Simply dip one test strip directly into the aquarium, and compare the colors on the strip to the color card provided to help prevent invisible water problems that can be harmful to fish. Each kit includes detailed information on how to interpret the test results and correct unsafe water conditions.
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100x Soil Meter PH Tester Water Moisture Light Test Meter Kit Garden Lawns Plants Soil Acidity Test Strips Testing Instrument
Aliexpress UK