Product Name	Portable Drinking Water Nitrate Tester
Product Image
Product Overview	The Portable Drinking Water Nitrate Tester is a compact colorimetric instrument designed for rapid nitrate measurement in water. It is suitable for field inspection, livestock drinking water monitoring, groundwater checks, storage tank testing and agricultural water management. The handheld design combines an LED light source, silicon photodiode detector, sample cell chamber and backlit LCD display in a rugged portable housing. This allows farm technicians and project operators to perform routine nitrate checks without installing permanent analytical equipment. For commercial livestock equipment projects, pig farm construction and steel structure building applications, the tester can support commissioning and routine inspection of centralized drinking water systems, treatment rooms, storage tanks and farm water sources.
Key Features	Portable single-parameter colorimeter for nitrate measurement in water. Compact handheld structure for field, farm and water treatment applications. Backlit LCD display provides clear measurement results in different working environments. LED optical source and silicon photodiode detector provide stable colorimetric measurement. IP67 waterproof enclosure supports use in demanding field conditions. Internal data storage allows recent measurement records to be retained for routine inspection work. Battery-powered operation eliminates the need for a fixed electrical connection. Simple sample-cell testing procedure supports fast daily water quality checks. Suitable for livestock farms, agricultural projects, groundwater monitoring and water treatment facilities.
Structural Components	Handheld Housing: Protects the internal optical and electronic measuring components. Sample Cell Chamber: Holds the prepared water sample in the optical measurement path. LED Light Source: Provides controlled illumination for colorimetric nitrate measurement. Silicon Photodiode Detector: Detects transmitted light after it passes through the prepared sample. Backlit LCD: Displays nitrate readings and operating information. Control Keys: Provide simple operation for zeroing, measurement and menu functions. Battery Compartment: Supports portable field operation using replaceable batteries. Sample Cells: Hold blank and reacted samples during analysis.
Working Principle	The tester uses a colorimetric measurement principle. A prepared water sample reacts with the appropriate nitrate reagent to produce a measurable color response. The instrument directs light from an LED source through the sample and measures transmitted light with a silicon photodiode detector. The optical signal is converted into a nitrate concentration reading and displayed digitally. For the referenced nitrate configuration, the measurement method is cadmium reduction and the result is expressed as nitrate-nitrogen. Correct reagent preparation, sample handling, blank measurement and clean sample cells are important for repeatable results.
Technical Specifications	Parameter Nitrate Measuring Range 0.4 - 30.0 mg/L NO3-N Measurement Method Cadmium Reduction Wavelength 528 ±2 nm Source Lamp Light Emitting Diode Detector Silicon Photodiode Spectral Bandwidth 15 nm Absorbance Range 0 - 2.5 Abs Display Backlit LCD Data Storage Last 50 measurements Enclosure Rating IP67, waterproof at 1 m for 30 minutes Operating Conditions 0 - 50°C; 0 - 90% relative humidity, non-condensing Sample Cell Compatibility 1 cm / 10 mL and 25 mm / 10 mL Power Supply Four AAA alkaline batteries Approximate Battery Capacity Up to approximately 5,000 tests under specified operating conditions Dimensions 34 × 69 × 157 mm Weight Approximately 0.25 kg
Applications	Commercial pig farm drinking water inspection. Poultry farm water supply monitoring. Cattle and goat-farming-equipment/" target="_blank" class="keylink">sheep drinking water quality testing. Farm groundwater and well water inspection. Central drinking water storage tanks. Water treatment and filtration systems. Surface water and agricultural water source testing. Livestock equipment commissioning and maintenance. Pig farm construction water system inspection. Field and laboratory water quality analysis.
Customization Options	Water testing kit configuration: Customizable. Supporting reagents and sample accessories: Available upon request. Multiple water quality testing instruments: According to project requirements. Farm water monitoring packages: Designed according to local climate and farm conditions. Integration with livestock equipment and farm construction supply packages: Available upon request.
Operation & Maintenance	No permanent installation is required. Insert the batteries, prepare the water sample using the specified nitrate testing procedure, place the clean sample cell into the chamber and follow the instrument operating sequence for blanking and measurement. Sample cells should be clean, dry on the outside and free from fingerprints, scratches or air bubbles in the optical path. Consistent reagent dosing and reaction timing help improve repeatability. After testing, clean and dry the sample cells and keep the instrument in its protective case when not in use. Reagents should be stored and handled according to their supplied instructions and expiration information.
Product FAQ	What does the nitrate tester measure? It measures nitrate in prepared water samples using a colorimetric method and displays the result as nitrate-nitrogen concentration. Can it be used for livestock drinking water? Yes. It is suitable for routine testing of livestock drinking water sources, tanks and treatment systems as part of a broader farm water quality management program. Does the tester require permanent installation? No. It is a portable handheld instrument designed for field and on-site testing. Are reagents required? Yes. Colorimetric nitrate measurement requires the appropriate reagents for sample preparation and reaction. Why should sample cells be kept clean? Dirt, fingerprints, scratches or bubbles can interfere with the optical light path and affect measurement quality.
Product Gallery