The SeaTest Instant Ocean is a user-friendly scientific instrument that measures both relative density as well as the salinity in warm water aquariums.
It is specially designed to accurately measure a wide range of relative density from 1.000 to 1.030 and salinity from 0 to 0 ppt.
It is specially designed to accurately measure a wide range of relative density from 1.000 to 1.030 and salinity from 0 to 0 ppt.