The Hanna Instruments HI97106 Chemical Oxygen Demand (COD) portable photometer features an exclusive positive-locking system for its cuvette holder, ensuring that each sample vial is always positioned precisely in the same orientation. This innovative design guarantees a consistent path length for light, leading to exceptionally accurate and repeatable readings in every measurement.

Users can confidently validate instrument performance at any time using the integrated CAL Check™ functionality. Hanna Instruments CAL Check™ cuvettes are officially certified and traceable to NIST reference instruments, providing a reliable method to verify the photometer's calibration and accuracy.

Simplifying complex analytical procedures, the HI97106 incorporates a built-in tutorial mode. When activated, this feature guides users step-by-step through the entire measurement process, including essential details for sample preparation, required reagents, and precise quantities. This ensures that even new users can achieve accurate and consistent results with ease.

This instrument is a highly versatile and compact photometer specifically engineered for the precise determination of chemical oxygen demand. Its robust design and advanced features make it an indispensable tool for environmental monitoring, wastewater analysis, and various industrial applications where accurate COD measurement is critical.

Key Features and Practical Benefits

Optimized for Field or Bench Use:

The HI97106 is engineered for both field measurements and stable benchtop operation, offering flexibility for various testing environments. This portable photometer is packed with features to enhance usability and accuracy.

• Sophisticated Optical System: Ensures high precision and consistent readings.

• Waterproof IP67 Rating: Designed to be fully submersible and floatable, providing exceptional durability and protection against water and dust.

• Bright Backlit LCD: The 128 x 64 pixel liquid crystal display provides a simplified and highly readable user interface, even in challenging lighting conditions.

• Meter Validation with CAL Check™ Cuvettes: Allows for quick and easy verification of the instrument's accuracy using certified standards.

• Intuitive Tutorial Mode: Guides users through each step of the measurement process, ensuring proper technique and reliable results.

• Auto-Data Logging: Automatically records up to 200 readings, simplifying data management and record-keeping for your water testing results.

• Battery Status Indicator and Auto-Shut Off: The meter includes a clear battery indicator and an auto-off feature that powers down the instrument after 15 minutes of inactivity (or 30 minutes if a zero reading was performed but not followed by a read), effectively conserving battery life.

• Compact and Ergonomic Design: Measures just 142.5 mm (5.6") x 102.5 mm (4") x 50.5 mm (2") thick, making it highly portable and comfortable for extended use in any environment.