API Freshwater Master Test Kit 800-Test Freshwater Aquarium Water Master Test Kit Grain-Free Uniform pellets provide complete nutrition

Uniform pellets provide complete nutrition in every bite and prevent selective feeding

The unique donut-shaped kibble is specially designed to help your fast eater slow down and actually chew

Ascorbic Acid (Vitamin C)* (Min)…70 mg/kg

because that means it's snack time

no spill design

API Freshwater Master Test Kit 800-Test Freshwater Aquarium Water Master Test Kit Grain-Free Uniform pellets provide complete nutritionMost water problems are invisible to the eye. Quickly measure and modify the six aquarium levels that are most important to the health of your freshwater fish with the API FRESHWATER MASTER TEST KIT. To stay healthy and thrive, fish need properly balanced levels of ammonia, pH, high range pH, nitrite and nitrate. These levels can change rapidly and create harmful conditions when fish waste, uneaten food or other organic matter accumulate, or when