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The HI731339P is a volumetric pipette designed to measure and transfer exactly 100 µL / 0,1ml of solution to a cuvette. To obtain the highest accuracy and precision from the Hanna Instruments HI758 Calcium Checker it is necessary to add exactly 100 µL of aquarium saltwater to the cuvette. Any variation will result in an inaccurate reading.
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Testing and monitoring salinity in saltwater aquariums is an ongoing task. The HI981520 is an
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The HI-780 Checker HC is a simple, accurate, and cost effective way to measure pH in seawater. Desig
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The HI-96822 digital refractometer is a rugged, portable, water resistant device that utilises the m
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Designed to measure calcium in reef tanks, the Hanna Calcium Checker is perfect for corals and marin
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The Hanna Phosphate Checker is an awesome little tool that will give you accurate easy to read re
