Salinity Tester HI98319 Fauna Marin or any other open/closed device

or any other open/closed device

using reflected infrared light

The magnetic attachments are easy to affix and won’t hinder your control over the phone screen

and magnesium will be consumed by the coral to create its calcium carbonate structure

Salinity Tester HI98319 Fauna Marin or any other open/closed deviceDesigned for Simple Aquarium Salinity Testing Hanna Instruments HI98319 Marine Salinity Tester measures electrical conductivity (EC) to determine the salinity of natural and artificial seawater. Within seconds, the salinity and temperature are measured, and then using the temperature reading, automatically compensated and displayed on the easy to read LCD screen. Ensuring the proper salinity in your reef tank allows your fish and corals more time to