Hanna Digital Seawater Refractometer

Refractometer by Hanna

3 ratings

Used in 15 aquariums

By reef170 on October 22, 2022
5 stars for sure! No recalibration mixtures...just distilled water. Love this unit.
By dtum on February 25, 2019
Love the quality, consistency and legibility of the unit.
By reefrouteaquatics on January 9, 2019
I love this tester. Well worth the price IMO

Some of the 15 aquariums that use Hanna Digital Seawater Refractometer