Neptune Systems Apex PM3 Dissolved Oxygen, Temperature, I/O Expansion Pumps & Powerheads The NITRATE TEST KIT reads

The NITRATE TEST KIT reads parameters from 0 to 160 ppm and may be used for both fresh and saltwater aquariums

Because of the chemistry of buffering systems

This is best done outside and away from children

Clear-View Collection Cup: removes easily for emptying and cleaning

Aquaclear 30

Neptune Systems Apex PM3 Dissolved Oxygen, Temperature, I/O Expansion Pumps & Powerheads The NITRATE TEST KIT readsReal time Monitoring of Dissolved Oxygen in Many Aquariums is a Great Safety Net Many marine aquarists only give the oxygen content in their aquarium water a passing thought, not fully understanding how the level of the Dissolved Oxygen (DO) in their tanks can affect their entire tank population. In one way or another, everything (fish, invertebrates, corals, algaes, bacteria) in the oceans and in marine aquariums react with oxygen. Most of the living