Signstek ATC (Automatic Temperature Compensation) Dual Scale Sea Water Salinity Refractometer Meter Salimeter Measurement Tool for Aquarium and Seawater Monitoring, 0% - 10% & 1.0 to 1.070 S.G
[Product Information]
Designed for testing the concentration of salt water and brine, ideal for aquariums, marine monitoring and quality control in research and clinical laboratories.
Measures on 2 scales, specific Gravity (D 20/20) and parts per thousand (‰), provides a direct reading of the specific gravity and concentration of salt in water.
Features automatic temperature compensation (ATC). Comes with a hard case, dropper, screwdriver and cleaning cloth.
With just a couple of drops of aquarium water you know exactly what the salinity is.
Sturdy design, made of durable machined Aluminum, quality guaranteed.