Hanna HI97707 Nitrite Low Range Photometer

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  • Range: 0 to 600 μg/L
  • Measurement System: Light Emitting Diode
  • Battery Life: More than 800 measurements
  • Case Protection: IP67, floating case

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Description

HI97707 Nitrite Low Range Photometer: The Ultimate Solution for Water Analysis

The Hanna HI97707 Nitrite Low Range Photometer introduces an unprecedented level of precision to the field of water quality analysis. This portable and sophisticated instrument is designed for the accurate measurement of nitrite content in water samples. Unlike traditional methods, it features an advanced optical system that utilizes a Light Emitting Diode (LED) and a narrow band interference filter. This superior design ensures highly repeatable and stable readings by providing a consistent light source. The internal reference detector of the photometer automatically compensates for any drifts that may occur due to power fluctuations or ambient temperature changes, guaranteeing the reliability of every measurement. The device’s precision is further supported by the exclusive positive-locking system, which ensures the cuvette is always placed in the exact same position, eliminating a common source of error. This combination of cutting-edge technology and thoughtful design makes the HI97707 a cornerstone for any serious water analysis protocol.

Seamless Usability Through Intuitive Design

The HI97707 is engineered with the user in mind, providing a seamless and intuitive experience from start to finish. The built-in tutorial mode is a standout feature, guiding users step-by-step through the entire measurement process. This includes detailed instructions for sample preparation, specifying the required reagents and quantities, making it accessible even to those with limited experience. The meter’s on-screen tutorials and animations ensure you always know the next step, which can be accessed at any point with the dedicated help key. The auto-off function is another smart feature that helps prolong battery life, providing energy savings and peace of mind. With its portable design, the device fits comfortably in your hand for on-the-go testing but is equally suited for benchtop use. The backlit LCD display allows for clear, at-a-glance readings, day or night, and the provided AA batteries can power more than 800 measurements.

Uncompromising Quality and Robust Construction

Constructed to endure the rigors of real-world use, the HI97707 is a testament to Hanna Instruments’ commitment to quality. The meter’s body boasts an IP67 ingress protection rating, making it completely waterproof and dust-tight. In fact, the floating case ensures that the meter will not sink if accidentally dropped in water. Furthermore, the internal optics are fully sealed from outside dust, dirt, and water, protecting the sophisticated components from the elements and ensuring top performance in any environment. The thoughtful design of the device, from its durable casing to its sealed internal components, is a clear indication of its superior build quality. This robust construction is essential for both field and bench measurements, guaranteeing the instrument’s longevity and consistent performance under challenging conditions.

Advanced Features for Enhanced Performance

Beyond its core functionality, the HI97707 is equipped with several advanced features that elevate its performance. The exclusive CAL Check™ functionality provides a simple and stress-free way to validate the instrument’s performance at any time. By using certified standards traceable to NIST, users can easily ensure their photometer is working properly and even apply a user calibration if needed. The instrument also includes a data autolog function that automatically saves the last 50 measurements, preventing the worry of a missed reading. This logged data can be easily viewed using the Log Recall Menu. The meter also features Good Laboratory Practice (GLP) functionality, showing the date and time of the last user or factory calibration. These features, combined with the pre-programmed chemical formula and unit conversion factors, make the HI97707 a highly sophisticated and versatile tool for professional and academic use.

Comprehensive Measurement and Calibration System

The HI97707’s measurement system is both comprehensive and user-friendly, ensuring reliable results every time. It operates on the principle of photometric chemical analysis, where a specific reaction between a sample and a reagent produces a light-absorbing compound. The meter measures the absorption of light to determine the concentration of nitrite, adhering to the Lambert-Beer Law. The method is an adaptation of the EPA Diazotization Method 354.1, highlighting its adherence to established scientific standards. The calibration and validation process is streamlined with the CAL Check™ system. If the measured value falls within the accuracy specification, the display shows “PASSED,” indicating that no user calibration is required. If the value is close to the expected result, the user can easily calibrate the device to maintain optimal performance. This systematic approach to measurement and validation guarantees the highest degree of accuracy and reliability in all readings.

Versatility Across Various Applications

The HI97707 photometer is a compact and highly versatile meter, suitable for a wide range of applications that require precise nitrite measurement in water. Its primary application is in environmental monitoring, where accurate nitrite levels are crucial for assessing water quality in rivers, lakes, and other natural bodies of water. It is also an invaluable tool in aquaculture and aquariums, where maintaining low nitrite levels is essential for the health of aquatic life. In industrial settings, the photometer can be used to monitor water quality in cooling towers and boilers, preventing corrosion and ensuring system efficiency. Municipalities and water treatment plants can rely on the HI97707 for routine testing to ensure drinking water meets safety standards. Furthermore, research laboratories and academic institutions can use this instrument for detailed chemical analysis and educational purposes, making it a truly multi-functional device for any application where water quality is a concern.

A Complete Package for Immediate Use

Hanna Instruments believes in providing a complete and straightforward purchasing experience. The HI97707 is supplied with all the necessary accessories for successful measurements right out of the box. The standard package includes two sample cuvettes, two sample caps, two plastic stoppers, and three 1.5V AA alkaline batteries, along with a quality certificate and instruction manual. For those seeking the most economical and comprehensive option, the Nitrite Photometer Kit (HI97707C) is available, which also includes the certified CAL Check™ standards, a cloth for wiping cuvettes, and scissors. This all-in-one approach ensures that users have everything they need to begin testing immediately, without the hassle of purchasing additional components separately.

Buy with Confidence from a Trusted Source

When you choose the HI97707, you are investing in a product backed by years of manufacturing expertise and a commitment to customer satisfaction. The online store tpt24 is the premier online destination for this product globally. They stand by the authenticity and quality of every photometer they sell, delivering it with a guarantee to any country you reside in. The meter is warranted for two years against defects in workmanship and materials when used for its intended purpose and maintained according to instructions. The Hanna Instruments team provides comprehensive technical support, ensuring that you receive the assistance you need whenever it’s required. This combination of a superior product, a trusted retailer, and reliable support makes the HI97707 a smart investment for anyone serious about accurate and efficient water analysis.

Specifications

Feature Title Specification Details
Nitrite Range 0 to 600 μg/L (as NO₂⁻-N)

Resolution 1 μg/L

Accuracy Rating ±20 μg/L ±4% of reading at 25°C

Measurement Method Adaptation of the EPA Diazotization Method 354.1

Light Source Light Emitting Diode (LED)

Bandpass Filter 466 nm

Bandpass Bandwidth 8 nm

Wavelength Accuracy ±1.0 nm

Light Detector Silicon photocell

Cuvette Type Round, 24.6 mm diameter (22 mm inside)

Auto Logging 50 readings

Display Type 128×64 pixel B/W LCD with backlight

Auto-Off Time After 15 minutes of inactivity

Battery Type 3 x 1.5V AA Alkaline batteries

Battery Life > 800 measurements (without backlight)

Operating Environment 0 to 50°C (32 to 122°F); 0 to 100% RH

Dimensions 142.5 × 102.5 × 50.5 mm (5.6 × 4.0 × 2.0″)

Weight 380 g (13.4 oz) with batteries

Ingress Protection IP67, floating case

Data Sheet

Download Data Sheet Of Hanna HI97707 Nitrite Low Range Photometer