6-Way Tester (Alkalinity, pH, Nitrite, Nitrate, Hardness and Ammonia)

State-of-the-art strips help ensure proper water environment.
Each vial features a leak-proof, hinged pop-top lid and a wrap
around desiccant liner to protect strips from moisture intrusion.
Bright, attractive color-coded hang or stand boxes.
Contains 25 test strips/vial.