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Highly-concentrated ionic calcium solution
The HI783 is designed specifically to measure magnesium levels in a saltwater aquarium or in marine biology applications
High performance activated carbon for crystal clear water in fresh-water and salt-water aquariums
Component 1 Pro contains: Ca
measuring the level of phosphate in your reef aquarium to an exceptionally high accuracy of 0
Hanna Marine Salinity Tester HI98319*** Sea Urchin Highly-concentrated ionic calcium solutionHI98319 is a digital salinity tester designed specifically for saltwater aquariums that displays results in parts per thousand (ppt), Practical Salinity Units (PSU), or specific gravity (S. G.). This waterproof tester uses an amperometric conductivity probe to determine the salt content in the water. Exposed Temperature Probe for Fast Response Measures salinity up to 70. 00 ppt Waterproof and designed to float
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