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The Hanna HI3874 Nitrate Test Kit is designed for measuring nitrate-nitrogen in water samples. It is suitable for agriculture runoff, groundwater, drinking water sources, aquaculture, environmental monitoring, and wastewater analysis. Nitrate is commonly linked to fertilizers, sewage, animal waste, and biological nitrification. Monitoring nitrate...

The Hanna HI3895 Quick Soil Test Kit is designed for basic soil fertility screening in agriculture, horticulture, gardening, and greenhouse applications. It helps users check key soil conditions, including pH, nitrogen, phosphorus, and potassium availability. This kit is useful for growers who need a...

The Hanna HI3896 NPK Soil Chemical Test Kit is designed for more structured soil testing where users need repeated checks for pH and major plant nutrients. It is suitable for farms, agriculture consultants, greenhouse operators, research labs, nurseries, and educational institutions. The kit measures...

The Hanna HI5222 is a research-grade dual-channel pH/ORP/ISE benchtop meter designed for advanced laboratories that require high precision, extensive logging, and flexible electrode support. It is suitable for pharmaceutical R&D, chemical laboratories, universities, environmental analysis, and industrial research departments. The meter features two galvanically...

The Hanna HI5522 Research Grade Benchtop Meter is built for laboratories that require advanced measurement flexibility and higher-level analytical control. It offers two-channel operation, allowing users to measure pH, ORP, or ISE on one channel and conductivity, TDS, salinity, or resistivity on the other....

The Hanna HI6221 is an advanced touchscreen benchtop meter designed for modern laboratories that require precise pH and ORP measurement with improved workflow control. It is suitable for pharmaceutical labs, food testing labs, water quality labs, universities, and industrial QC departments. The meter offers...

The Hanna HI629113 is a specialized, titanium-bodied pH electrode designed exclusively for the brutal chemical environments of industrial electroplating baths. It features a recessed flat glass tip, a highly resistant PTFE junction, and a built-in amplifier with a temperature sensor. Utilizing a Quick DIN...

The Hanna HI6321 Advanced Conductivity Benchtop Meter is designed for laboratories that require focused, high-performance conductivity testing. It measures conductivity, resistivity, TDS, salinity, and temperature, making it suitable for detailed water quality analysis and laboratory process monitoring. The large touchscreen display, compact benchtop design,...

The Hanna HI6421 is a flagship, research-grade benchtop meter engineered exclusively for high-end Dissolved Oxygen and Biological Oxygen Demand (BOD) analysis. Operated via a massive 7-inch capacitive touchscreen, it utilizes Hanna's HI7641133 Optical Dissolved Oxygen Probe (Opdo™) to completely eliminate membrane maintenance. Featuring an...

The Hanna HI700 Checker® HC is an advanced, pocket-sized digital colorimeter specifically designed to measure Low Range Ammonia (as NH_3-N) in fresh water. Utilizing the Nessler method, it delivers ultra-precise readings from 0.00 to 3.00 ppm (mg/L). It completely replaces frustrating chemical color-matching charts,...

The Hanna HI7004 500 mL is a premium, laboratory-grade pH 4.01 calibration buffer. Color-coded pink for instant visual identification, it establishes the acidic measurement slope of a pH electrode. Traceable to NIST standards and packaged in UV-blocking bottles, it is the mandatory secondary calibration...

The Hanna HI700630P is a highly specialized, acidic cleaning solution designed for the commercial meat and poultry industry, conveniently packaged in 25 single-use 20 mL sachets. Formulated to instantly dissolve tough animal fats, grease, and blood residues from pH electrodes, these portable packets guarantee...

The Hanna HI7007 500 mL is the globally recognized, premium quality pH 7.01 calibration buffer. Traceable to NIST standard reference materials, this green color-coded solution is the foundational baseline used to establish the neutral offset for all digital pH meters. Packaged in air-tight, FDA-compliant...

The Hanna HI7009L is a highly specialized, premium-grade pH 9.18 calibration buffer. Packaged in an FDA-compliant 500 mL light-blocking bottle and traceable to NIST standards, it provides a precise alkaline reference point (@ 25°C). It is specifically utilized in elite pharmaceutical laboratories and advanced...

The Hanna HI701 Checker® HC is arguably the most popular pocket colorimeter in the world, designed exclusively to measure Free Chlorine. Utilizing the EPA-approved DPD colorimetric method, it delivers precise digital readings from 0.00 to 2.50 ppm (mg/L). It completely bridges the gap between...

The Hanna HI701-25 is an essential set of high-quality colorimetric reagents designed exclusively for the world-renowned Hanna HI701 Free Chlorine Checker® HC. Utilizing the EPA-approved DPD method, the kit provides 25 single-use powder sachets that measure Free Chlorine from 0.00 to 2.50 ppm. It...

The Hanna HI7010L 500 mL is a high-purity, laboratory-grade pH 10.01 calibration buffer. Color-coded blue for rapid identification, it is used to establish the alkaline measurement slope of a pH electrode. Traceable to NIST standards, it is a critical diagnostic fluid for heavy industries...

The Hanna HI702 Checker® HC is an extreme high-range, digital colorimeter specifically engineered to measure Copper concentrations in industrial liquids. Utilizing the EPA-approved Bicinchoninate method, it provides highly precise readings of massive concentrations ranging from 0.00 to 5.00 ppm (mg/L). It replaces dangerous, manual...

The Hanna HI7021L is a high-purity, laboratory-grade 240 mV ORP test solution. Packaged in a UV-blocking 500 mL bottle, it provides a stable reference measurement of 240 mV (@25°C). It is utilized to condition and verify the operational integrity of ORP and REDOX electrodes,...

The Hanna HI7022L is a premium, laboratory-grade 470 mV ORP (Oxidation-Reduction Potential) test solution packaged in a 500 mL light-block bottle. Designed to instantly verify the health and accuracy of ORP electrodes, it provides a stable, highly specific 470 mV reference point (@25°C). It...