Spectra Services carries the Hanna Instruments product line
Spectra Services has all the Hanna Multiparameter, pH, OCR, Dissolved Solids, Water Purity, Dissolved Oxygen, mV, Conductivity, Resistivity, TDS, Salinity, dual channel, EPA Compliant meters in portable hand held and Bench top Models that you need for your field research, clinic or laboratory.

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Hanna HI 98103 (Checker) pH Tester with Replaceable Electrode |
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Hanna HI 98120 ORP/Temperature Tester with ORP Range up to ±1000 mV
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Hanna HI 98121 Combination pH and ORP Tester
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Hanna HI 98127 Waterproof pH Tester with Replaceable Electrode w/ accuracy ±0.1 pH
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Hanna HI 98128 Waterproof pH Tester with Replaceable Electrode w/ accuracy ±0.05 pH

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Hanna HI 98129 Combo pH/EC/TDS/Temperature Tester with Low Range EC
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Hanna HI 98130 Combo pH/EC/TDS/Temperature Tester with High Range EC
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Hanna HI 98308 Economical Water Purity Tester, Range up to 99.9 µS/cm |
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Hanna HI 98312 Waterproof (High Range) EC/TDS/Temperature Tester |
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Hanna HI 98309 Economical Water Purity Tester, Range up to 1.999 µS/cm |
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Hanna HI 98170 Waterproof Portable pH and Temperature Meter With Calibration Check® and 5-Point Calibration |
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Hanna HI 98171 Waterproof Portable pH, ORP and Temperature Meter With Cal Check® and 5-Point Calibration |
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Hanna HI 98172 Waterproof Portable pH/ORP/ ISE and Temperature Meter With Cal Check® and 5-Point Calibration |
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Hanna HI 98183 Waterproof pH/ORP and Temperature Meter with Graphic Display, Expanded Calibration and PC Connectivity |
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Hanna HI 98184 Waterproof pH/ORP/ISE and Temperature Meter with Graphic Display and PC Connectivity  |
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Hanna HI 98185 Waterproof, Portable pH/ORP/ISE and Temperature Meter with Graphic Display, Expanded Calibration and PC Connectivity |
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Hanna HI 98188 Waterproof, Portable EC/Resistivity/TDS/NaCl and Temperature Meter with Graphic Display, Expanded Calibration and PC Connectivity |
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Hanna HI 98186 Dissolved Oxygen Meter with Barometer. DO, Barometric Pressure, Salinity Compensation, BOD, OUR and SOUR measurements.  |
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Hanna HI 9146-04 Portable D.O. Meter Field Application |
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Hanna HI 9143 Portable D.O. Meters with Extended Range in Water-Resistant Casing |
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Hanna HI 9142 Waterproof Simple-to-Use Dissolved Oxygen Meter |
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Hanna HI 9835 Waterproof EC/TDS/°C/NaCl Meter for Laboratory and Field Applications |
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Hanna HI 9034 Waterproof, Multi-range EC and TDS Meters with ATC for Field Applications |
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Hanna HI 9828 Multiparameter Water Quality Portable Meter |
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Hanna HI 98280 GPS Multiparameter Meter with Fast Tracker™ Tag Identification System |
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Hanna HI 991300 Waterproof pH/EC/TDS/Temperature Meter (Low Range EC) |
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Hanna HI 991301 Waterproof pH/EC/TDS/Temperature Meter (High Range EC) |
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Hanna HI 9026 Rugged Waterproof pH/ORP Meter |
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Hanna HI 9124 Portable pH Meter with Enhanced Design |
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Hanna HI 9125 Portable pH/mV Meter with Enhanced Design |
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Hanna HI 9126 The New Standard in Portable pH Instrumentation |
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Hanna HI 98703 EPA Compliant Portable Turbidity Meter |
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Hanna HI 93414 EPA Compliant Portable Turbidity and Chlorine Meter with Fast Tracker™ |
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Hanna HI 221 pH Meter with Calibration Check |
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Hanna HI 223 pH Meter with Calibration Check |
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Hanna HI 255 Combination pH/mV and EC/TDS/NaCl Meter for Laboratories |
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Hanna HI 2210 pH Bench Meter Perfect for Quality Control Applications |
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Hanna HI 2211 pH/mV Bench Meter Perfect for Quality Control Applications |
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Hanna HI 3222 Calibration Check™ pH/mV/ISE/Temperature Bench Meter with 2 Channel Input |
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Hanna HI 3221 Calibration Check™ pH/mV/ISE/Temperature Bench Meter |
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Hanna HI 3220 Calibration Check™ pH/mV/Temperature Bench Meter |
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Hanna HI 4221 Research-Grade pH/ORP Bench Meter |
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Hanna HI 4222 Research-Grade pH/ISE Dual Channel Bench Meter |
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Hanna HI 4321 Conductivity Bench Meter |
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Hanna HI 4521 pH/Conductivity (USP) Bench Meter |
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Hanna HI8751 Electronic
Thermometer for Education Measuring in °C |
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Hanna HI8752 Electronic
Thermometer for Education
Measuring in °F |
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Hanna HI9063 Waterproof,
Heavy- Duty K-Time
Thermocoupler Thermometer  |
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Hanna HI9060 Waterproof Rugged
Thermistor Thermometer  |
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Hanna HI98810 Printing and Loging Thermometer with Computer Connection  |
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Hanna HI145 Electronic
Thermometer for HACCP Control  |
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Hanna HI141 Series Temperature
Dataloggers with Internal and External Sensors |
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Hanna HI98501-1 Electronic
Thermometer -50.0 to 150.0°C
with ±0.1°C Accuracy |
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Hanna HI98501 Electronic
Thermometer with ±0.3°C
Accuracy and Cal-Check |
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Hanna HI 901 Analytical Titration Systems Taylor-Made to meet your Industry's Standards.  |
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Hanna HI 902 Complete Analytical Titration System w/2 Burettes |
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Hanna HI 903 Karl Fischer Volumetric Titrator For Moisture Determination |
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Hanna HI 84429 Mini Titration System and pH Meter for Titratable Acid in Dairy Products  |
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Hanna HI 84430 Total Titratable Acidity Titrator with pH and Temperature Measurement Capability
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Hanna HI 84431 Total Titratable Alkalinity Titrator with pH and Temperature Measurement Capability
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Hanna HI 84432 Titratable Acidity Mini Titrator & pH Meter for Fruit Juices  |
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