API 5 in 1 Aquarium Test Strips
The quick and accurate way to test for pH, Nitrite, Nitrate, General Hardness and Carbonate Hardness. Desiccant-lined tube, with snap-tight cap, provides maximum moisture protection for accurate results.
• Highly precise color charts
• Dip directly into aquarium – no separate vial needed
• Although not generally as accurate as titration (GH/KH) tests and other liquid tests, these are still a reliable way to quickly gauge your aquarium water parameters
• 25 strips
• For fresh and salt water