The Hanna Marine Monitor is the kind of device we’ve been dreaming of for so many years we can’t even believe that it’s real. For just $250 the Hanna Marine Monitor will keep an eye on the three pillars of…
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Hanna Halo 2 Review: An Affordable and Accurate pH meter
The original Hanna Halo wireless pH meter is one of the best standalone pH testers we’ve ever used so naturally, Hanna went and made it even better with the Halo 2. The Halo 2 has all the same features of…
HI784 Marine Ammonia checker is Hanna’s latest handheld colorimeter
Hanna Instruments has added a saltwater-specific ammonia tester to its popular checker lineup. Joining the existing freshwater High, Low, and Medium range ammonia checkers this latest device for saltwater is low range, measuring ammonia levels from 0.00 to 2.50 ppm…
Hanna releases much-anticipated Marine Magnesium Checker
Hanna Instruments has completed the reefkeeping set with the release of its Magnesium tester. Joining Alkalinity, Calcium, Nitrate, and Phosphate, Hanna users can now utilize a Hanna product to test the Magnesium levels in their reef tanks, from 1000-1800ppm. For…
API Nitrate Reagents are ‘Usable’ With the Hanna Checker
The Hanna Nitrate Checker is one of our favorite new aquarium tools to measure the nutrients in our reef tanks but the only limiting factor has been getting enough of the official Hanna nitrate reagents. We’ve been carefully doling out…
Hanna HI97105 Marine Master Multiparameter Checker
The Hanna HI97105 Marine Master Multiparameter Checker is new water testing device which combines all of the major parameters of reef aquarium chemistry into one photometric machine. The Marine Master Checker from Hanna can measure pH, alkalinity, calcium, nitrate, nitrite,…
Hanna High Range Nitrate Checker Review
The Hanna Marine Nitrate High range Checker is a new nutrient measuring tool to test nitrate levels in our reef and saltwater fish tanks. It was just last year that Hanna treated us to the low range Nitrate Checker which…
Hanna Nitrate Checker Review; Extra Effort for a Lot More Accuracy
The Hanna Nitrate Checker is a brand new water testing kit which takes a very different approach to measuring nitrate compared to what is currently available in the aquarium hobby. This low range colorimeter is specially designed to measure NO3…
Hanna Nitrate Checker Coming Soon for the Low Range
The Hanna Nitrate Checker is a long awaited addition to Hanna Instruments’ catalog of trusted digital water testers. The Hanna Phosphate Checker has been the gold standard in accurate, low range measurement of this important nutrient and algae fuel so…
Hanna Salinity Tester Review
Salinity is hands down the most important parameter we test for in a saltwater aquariums, but salinity, and how it is measured, is quite poorly understood. The Hanna Salinity Tester is a new measurement device which is both affordable and…
