API Ammonia Test Kit Regulators & Packages and a darker face with

and a darker face with several blue stripes

Add 1 capful or 5 ml per 80 L (20 US gallons) twice per week

Helps restore performance when the original impeller is worn

System Matching for the HP 100 Long Life

API Ammonia Test Kit Regulators & Packages and a darker face withAPI Ammonia Test Kit API Ammonia Test Kit is a freshwater and saltwater liquid test kit that measures ammonia from 0 to 8 ppm, helping aquarists detect one of the most dangerous invisible water quality problems in aquariums. API Ammonia Test Kit for Freshwater and Saltwater Toxic Ammonia Monitoring Ammonia can enter aquarium water through fish waste, uneaten food, and decaying organic material. Even small amounts can stress fish, while high levels can