Hanna Instruments HI758-11 / 758-11 | Marine Calcium Checker HC Calibration Check Set
Water Type:Saltwater
TheHI758-11 Calibration Check Setis designed for theHI758 Marine Calcium Checker® HC. It provides a simple way to validate accuracy across the calcium testing range of200 to 600 ppm. This high-quality set of standards includes sealed cuvettes with a blank and standard solution, supplied with a Certificate of Analysis for traceability. Perfect for reef aquarists who rely on precise calcium monitoring for coral growth and stability.
- Designed for use with the HI758 Marine Calcium Checker® HC
- Includes two sealed cuvettes: zero and standard
- Standard value:400 ± 20 ppm calcium @ 25 °C
- Supplied with Certificate of Analysis (lot, reference values, expiration)
- Reusable with long shelf-life stability
More Information
| Brand | Hanna Instruments |
| Product Type | Calibration Check Set |
| Compatibility | HI758 Marine Calcium Checker® HC |
| Water Type | Saltwater |
| Contents | 2 sealed cuvettes (blank + standard) |
| Standard Value | 400 ± 20 ppm Ca @ 25 °C |
| SKU / MPN | HI758-11 / 758-11 |
| Use Case | Validate calcium readings in reef aquariums |
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FAQ
- Freshwater or saltwater?Saltwater. This calibration set is specifically for marine use.
- Do I need this for every test?No, it’s used periodically to verify accuracy.
- How often should I check calibration?Every few months or whenever results appear inconsistent.
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