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50 mg/L (up to 5
Pre-treats water before it reaches the carbon
Zinc-copper alloy media removes chlorine through oxidation-reduction
Feed water should be pre-treated through reverse osmosis or two-bed deionization to extend service life and maintain effluent quality
cysts including Cryptosporidium and Giardia
Hanna (HI758) Marine Calcium Checker Test Kit - Saltwater Aquariums Sediment Filtration2166 50 mg/L (up to 5Hanna Instruments Marine Testing HI758 Marine Calcium Checker Test Kit Precision colorimetric calcium testing for saltwater aquariums using the Zincon method with pre measured reagents 200 600 ppm Range 25 Tests Included Pre Measured Reagents Lot Numbered The HI758 Marine Calcium Checker delivers fast, accurate calcium measurements for reef aquarium maintenance using Hanna's proven colorimetric technology. Each kit includes 25 tests with pre measured
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