Product Description
These Sergeant's SENTRY AQ Mardel 5-in-1 Test Strips measure the balances of pH, hardness, alkalinity, nitrates and nitrites in your aquarium. The wide color block around the hole of each strip makes it easy to match the color pad to the Easy Read color chart.
Stay informed with these test strips that measure the balances of pH, hardness, alkalinity, nitrates and nitrites in your aquarium. The wide color block around the hole of each strip makes it easy to match the color pad to the Easy Read color chart. The safe, nontoxic design allows you to test the water without relocating your underwater pets.
- For use in freshwater aquariums
- Measures the balances of pH, hardness, alkalinity, nitrates and nitrites in your aquarium
- Wide color block around the hole of each strip makes it easy to match the color pad to the Easy Read color chart
- Safe, nontoxic design allows you to test the water without relocating fish
