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%.
eBay
Transparent fish tank, square small desktop, home office, goldfish tank, mini water tank, thickened turtle tank
Aliexpress UK
1 Salinity Tester. Specific gravities safety range: 1.020-1.023. Endurable ABS plastics for durable and sturdy use.
eBay
Micro Landscape Fish Tank Home Silent Water Flow Aquarium Desktop Ornament Creative Imitation Stone Landscaping Fish Tank Filter
Aliexpress UK
1 4-in-1 Water Quality Tester. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
14cm/5.5inch Fish Tank Simulation Plant Aquarium Artificial DIY Decor Plants Water Grass Fish tank decorations
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%.
eBay
1PC 12-30cm Simulation Sea Grass Fish Tank Landscaping Decoration Imitation Water Plant Aquarium Ornament DIY Fish Tank Decor
Aliexpress UK
12-14 indicates "Very high level of Alkalinity". Aquairium Universal Ph Test Kit 1-14. PH 1-14 Universal Indicator Paper. buy 2 get 1 free (add 3 to basket). 7 indicates "Neutral".
eBay
mini fish tank Self circulating fish tank with charging filter desktop living room household water free ecological aquarium
Aliexpress UK
Accuracy error: ±0.01PH. Resolution: 0.01PH. And wipe the electrode dry with filter paper. Be sure to protect the probe. Use absorbent paper to gently absorb the water on the probe. 1 point: 6.86. Electrode: glass bulb.
eBay
Mini Fish Tank Self-Circulating Fish Tank with Charging Filter Desktop Living Room Household Water Free Ecological Aquarium
Aliexpress UK
It can be used in all aspects, such as drinking water, storage tanks, swimming pools, fish farming, pure alcohol, etc. Wipe off the water from the pen tip, and then put the pen cap back in place. After waiting for 3 seconds for the number to stabilize, press the HOLD key and take out the pen to read the value.
eBay
Fish Tank Water Landscape Roman Column Ornament Fish Tank Aquarium Landscape (185mm high) LTCP-407
Aliexpress UK
Salinity Proportion: 1.000-1.070sg.
eBay
Large Ecological Fish Tank Aquarium Living Room Bottom Filter Change Water Super White Glass Dragon Fish Tank 1.5 M
Aliexpress UK