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Hanna Instruments Calcium Hardness Checker - MTR-CALCI-CHECKER
SKU 38-0032$64.95
Or 4 interest-free payments — see options at checkout.
- Founded 1985
- Built in Tempe AZ
- In-house membranes
- Lifetime support
Hanna Instruments Calcium Hardness Checker for marine aquariums. Direct ppm readout, repeatable to within a few ppm — the right tool for tracking dosing accuracy on reef tanks.
Features
- Photometer accuracy
- Direct ppm readout for marine calcium
- Compact, battery-powered
Specs
- Range: 200–600 ppm
- Resolution: 1 ppm
- Power: 1× AAA battery
- Includes: meter, cuvettes, reagents
Related products
- Other Hanna checkers: Alkalinity · Magnesium · Phosphate
Questions about filters, production rates, or membranes? Visit our Know Your Filters page or contact us.