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Testing Test Kits: We Compared 5 Popular Aquarium pH Test Kits—Here Are the Results

For our test kit evaluation, we used a “blind” test panel of three persons. We knew what the pH levels were in the water samples, but the observers didn’t. They simply performed the tests and wrote down the results.

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Salinity Measurements in Aquariums

Salinity is one of the most widely tested parameters in saltwater aquariums. It is often the first parameter hobbyists test for as it is crucial in making artificial saltwater. As Kevin Costa from Hanna Instruments explains, there are many ways to measure salinity—but some are more accurate than others!

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Does Your TDS Meter Measure Up?

A healthy aquarium begins with quality water. In this guest post from Kevin Costa of Hanna Instruments, we will dive deeper into understanding Total Dissolved Solids and Electrical Conductivity Measurements and the impact that these measurements can have on your RODI filters and your aquarium.

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Musings on ReefStock’s Q&A Session With Vincent Chalias and Jake Adams: A Panel Discussion Featuring 9 Industry Professionals

We sent 6 questions the audience asked marine biologist Vincent Chalias and journalist Jake Adams at ReefStock 2018 to a group of aquarium industry professionals to get their opinions on a variety of topics.

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Hanna Alkalinity Checkers: What YOU Need To Know

Measuring alkalinity and maintaining it at the proper levels helps corals thrive. The Hanna Alkalinity Checker makes testing easy and provides an easy to understand digital readout.

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Hanna Calcium Checker: What YOU Need To Know

If you are tired of hassling with liquid test kits and want a quick, easy, and accurate way to monitor your calcium levels, the Hanna Instruments Calcium Checker is your best option.

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Hanna Phosphate Checkers: What YOU Need to Know

Hanna Phosphate and Phosphorous ULR Checkers offer fast, easy, and ultra-precise water testing if you’re having algae problems and want to get your phosphate level in check.

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How to Test Calcium in Your Aquarium with a Hanna Calcium Checker

Calcium should be checked weekly at minimum, and every time you add or remove any organisms from your tank. The Hanna Calcium Checker generates an accurate digital readout in PPM.

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8 Best Practices for Using Your Hanna Marine Checker

Testing the levels with your Checker may seem to be a cut-and-dry process, but there are a lot of small things that can happen during testing which negatively impact your results.

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