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In the early days of the hobby, we’d use a floating glass hydrometer to measure the specific gravity in our tanks and when mixing up saltwater. The strength of the seawater determines how high the...
Best Selling Refractometer
BRS Refractometer
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The tried and true analog refractometer has long been the preferred salinity-measuring device for saltwater aquarists. It's accurate, affordable,...
Hanna Instruments Salinity Tester (HI98319), Apex Salinity Probe / Lab Grade Conductivity Probe and IceCap Salinity/Temperature Digital Pocket Tester
In a previous article we explained how to use a...
In the early days of the hobby, we’d use a floating glass hydrometer to measure the specific gravity in our tanks and when mixing up saltwater. The strength of the seawater determines how high the...Read more
Best Selling Refractometer BRS Refractometer  The tried and true analog refractometer has long been the preferred salinity-measuring device for saltwater aquarists. It's accurate, affordable,...Read more
Hanna Instruments Salinity Tester (HI98319), Apex Salinity Probe / Lab Grade Conductivity Probe and IceCap Salinity/Temperature Digital Pocket Tester In a previous article we explained how to use a...Read moreRecent Posts
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