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Your Hanna HI97104 photometer simplifies water testing with integrated on-screen tutorials and animations that guide you step-by-step through setup, calibration, and precise measurements. Benefit from power-saving automatic shut-off and low battery warnings, ensuring your meter is always ready and preventing inaccurate readings.
Never miss a critical measurement. The HI97104 automatically logs your last 50 readings, easily accessible through the Log Recall Menu, providing a convenient record of your testing history.
Ensure peak performance with Hanna's exclusive CAL Check™ feature, offering a straightforward way to validate your photometer's accuracy using certified standards. If adjustments are needed, simply recalibrate to maintain consistent, reliable results.
Experience superior accuracy with the HI97104's advanced optical system, featuring a powerful LED light source and a narrow band interference filter. This design ensures highly precise and consistent measurements for all your crucial water parameters.
Engineered to endure real-world conditions, the HI97104 boasts an IP67 waterproof body, safeguarding internal optics from dust, dirt, and water. Its floating design provides peace of mind, while the exclusive positive-locking cuvette system ensures accurate, repeatable readings every time.
Whether you're testing on the go or at a lab bench, the HI97104's ergonomic design fits comfortably in your hand. Its backlit LCD display provides clear readings from any angle, day or night, powered by AA batteries for over 800 measurements.

Your Hanna HI97104 Photometer (Meter Only) comes thoughtfully equipped with essential accessories for immediate, successful measurements:
Maximize your testing capabilities with the HI97104C Photometer Kit, which includes comprehensive CAL Check™ Standards for superior validation and the most economical testing solution:
Reagent sets are essential for accurate testing and are sold separately, ensuring you always have fresh supplies for your HI97104 photometer.
| Part Number | Description |
|---|---|
| HI775-26 | Alkalinity Reagent - 25 tests |
| HI93701-01 | Free Chlorine Reagent - 100 tests (powder) |
| HI93701-03 | Free Chlorine Reagent - 300 tests (powder) |
| HI93701-F | Free Chlorine Reagent - 300 tests (liquid) |
| HI93701-T | Total Chlorine Reagent - 300 tests (liquid) |
| HI93710-01 | pH Reagent - 100 tests |
| HI93710-03 | pH Reagent - 300 tests |
| HI93711-01 | Total Chlorine Reagent - 100 tests (powder) |
| HI93711-03 | Total Chlorine Reagent - 300 tests (powder) |
| HI93755-53 | Chlorine Removal Reagent |
| HI93722-01 | Cyanuric Acid Reagent - 100 tests |
| HI93722-03 | Cyanuric Acid Reagent - 300 tests |
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