You have not proven useful. If you like aquariums, get a real test kit with test tubes and liquid, because the most important values you need to check are not listed on this strip. It's also inconvenient to get out of the bottle, and many small squares fall off immediately. Half the time in the water! Invest in a reliable test kit if you want to check your ammonia levels.
Highly Efficient Seachem Purigen for Freshwater & Saltwater Filtration
9 Review
π Seachem Stability 250ml: The Ultimate Fish Tank Stabilizer for Freshwater and Marine Aquariums
9 Review
π Hanna Marine Alkalinity Checker HC - HI772: Accurate & Efficient dKH Measurement
9 Review
π¦ Comprehensive Water Quality Analysis: ICP 33-Elemental Test Kit - Single Sample Kit
9 Review
Greenpro Micranthemum Monte Carlo: Live Large Pearl Grass Aquatic Plant In Tissue Culture Cup For Freshwater Fish Tanks And Aquariums
49 Review
π U-BCOO Aquarium Gravel Cleaner Fish Tank: Manual Siphon for Efficient Filter Gravel Cleaning and Water Change in Tanks
22 Review
Vacuum cleaner TEQQO Aquastick 3 in 1 Power, grey/turquoise
26 Review
𧲠Efficient Magnetic Fish Tank Cleaner: KEDSUM Floating Clean Brush with Handle Design
34 Review