HI-6421/P Advanced Dissolved Oxygen Polarographic Benchtop Meter

The HI-6421/P Advanced Dissolved Oxygen Polarographic Benchtop Meter is a powerful, laboratory-grade solution for precise and repeatable dissolved oxygen (DO) measurements. Designed for modern labs, this innovative meter delivers exceptional reliability and accuracy across a wide range of applications, including DO, oxygen uptake rate (OUR), specific oxygen uptake rate (SOUR), and biochemical oxygen demand (BOD). Its compact, intuitive design paired with advanced functionality makes it a must-have for professional testing in freshwater and saltwater samples.

Elevate Your Testing with Advanced Features

• Compact, Streamlined Design

The HI-6421/P boasts a practical, space-saving footprint. Its large capacitive touchscreen ensures effortless operation and is functional even with gloves, making it ideal for demanding laboratory environments.

• Cutting-Edge Polarographic DO Probe

Supplied with the Hanna HI-764833 polarographic DO probe, this meter supports test tube compatibility and features durable, oxygen-permeable, screw-on membrane caps. Designed to withstand rigorous testing, these caps are easy to replace and maintain.

• Seamless Automatic Compensation

Achieve precise readings with automatic compensation for barometric pressure, temperature, and salinity. A built-in barometer provides versatile unit configurations, including mmHg, mbar, kPa, inHg, psi, and atm, ensuring adaptability to varied testing needs.

• Built-In Methods and Calculations

Simplify complex testing with integrated methods for OUR, SOUR, and BOD measurements. These pre-installed functionalities streamline workflows for professionals handling multiple tests.

• Flexible Electrode Holder

Enhance convenience with an electrode holder that can be mounted on either side of the meter. Its sturdy design ensures secure placement of the probe during sensitive measurements.

• Connectivity for Maximum Efficiency

With both WiFi and Ethernet connectivity, the HI-6421/P allows remote data transfer and eliminates the need for physical proximity to a printer or PC, offering optimal flexibility in lab setups.

• Intuitive Interface for User-Friendly Operation

The interface is designed for efficiency, offering quick access to settings, customizable configurations, and five tailored measurement views—Basic, Simple GLP, Full GLP, Graph, and Tabulated.

• Unmatched Data Management

Store up to one million data points with precise time and date stamps. Export data effortlessly in .csv format via USB-A, USB-C, WiFi, or Ethernet for seamless integration with broader lab operations.

• Enhanced Customization

Configure access with dual user roles—administrator and standard—providing tailored levels of functionality. Visual and audible alarms can also be set up to alert users to readings outside predefined ranges for added quality control.

• Tutorial-Driven Guidance

A built-in tutorial system with video and text support ensures minimal learning curve and allows users to start measurements immediately.

Highlighted Specifications

Transform Laboratory Testing with Trustworthy Precision

Supplied by GAPS Water Treatment, the HI-6421/P combines cutting-edge technology with user-centric design to deliver dependable results for a range of industries. From environmental research to wastewater management, this benchtop meter streamlines testing workflows and provides unmatched accuracy, connectivity, and data handling. Upgrade your laboratory capabilities with the HI-6421/P Advanced Dissolved Oxygen Polarographic Benchtop Meter today!