API Nitrate Test Kit FW/SW Pond 【Air Pump Driven Filter】 Like

【Air Pump Driven Filter】 Like most sponge filters

” Carbon AG has not been pre-washed

It has a large surface area (each ounce contains over 300

usually within a week

Increased surface area offers maximum bacteria colonization

API Nitrate Test Kit FW/SW Pond 【Air Pump Driven Filter】 LikeKeep your fish healthy and thriving by testing your aquarium water's NO3 levels regularly with this easy to use API NITRATE TEST KIT for freshwater and saltwater aquariums. Testing water parameters weekly helps prevent invisible water problems that can be harmful to fish. When left uncorrected, high nitrate in aquarium water can lead to a build up of organic pollutants and poor fish health. Testing is fast, easy, and accurate. The API NITRATE TEST KIT