Refractometers

SINGLE Hanna 35 ppt Salinity Calibration Solution Sachet HI70024P is a premium quality 35.00 ppt salinity calibration solution that is NI...

Designed to bring simplicity to salinity testing during the any process, the HI98319 Marine Salinity Tester measures conductivity (EC) to deter...

The new Milwaukee MA887 Seawater Digital Refractometer encompasses 3 different types of user selected scales for the measurement of seawater provid...

  American Marine Pinpoint Salinity Calibration Fluid

New Version 3! In stock as of June 5, 2019   ELIMINATE THE UNCERTAINTY ASSOCIATED WITH MECHANICAL REFRACTOMETERS The IceCap Digital Pocket Tester i...

AutoAqua Smart Stir A magnetic stirrer for mixing water test reagents efficiently and effortlessly. LABOR AND TIME SAVING Wat...

Use the Coralife® Deep Six® Hydrometer to precisely monitor your salt mix and aquarium salinity levels.