Hanna Instruments (HI758-26) Marine Calcium Checker HC Reagents (25 Tests) - HI758-26 Omnipure (Q5621) 12"x2.5" Diameter Q-Series 10 Micron Carbon Block 000 grains of hardness between

000 grains of hardness between regeneration cycles under typical operating conditions

NEMA 3 rated enclosure withstands harsh environments and moisture exposure

The clamp-on bracket design fits standard carbonator pump housings without modification

8000 Series Delivery & Boost Pump

Hanna Instruments (HI758-26) Marine Calcium Checker HC Reagents (25 Tests) - HI758-26 Omnipure (Q5621) 12"x2.5" Diameter Q-Series 10 Micron Carbon Block 000 grains of hardness betweenThe HI758 26 reagent set delivers 25 precise calcium tests for the Hanna Marine Calcium Checker HC, manufactured to laboratory standards with clear lot tracking and expiration dating. Each pre measured reagent pair uses the Zincon method to produce reliable colorimetric results in the 200 600 ppm range for marine aquarium calcium monitoring. SPECIFICATIONS HI758 26 Reagent Details Model Number HI758 26 (also listed as HI758U 26) Compatibility Hanna