Hanna Instruments HI4221-01 Research Grade pH/ISE/ORP Meter
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HI4221-01, Research Grade Meter with Calibration Check™pH/ORP and Temperature, 115V pH Calibration Check™ User customizable interface for one channel Fully customizable Large log memory with different logging methods HI 4221 is a research grade pH, ORP......
Epsilon Environmental Instrument Inc.
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Hanna Instruments HI4521-01 w/pH and EC probe,Tmp, Stirrer and Cal Solutions
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HI 4521-01, Research Grade Meter with Calibration Check™ and USP, 115 V Features: Up to eight measurement parameters Two input channels pH/ORP and EC/TDS/Resistivity/Salinity pH Calibration Check™ Five point pH calibration with standard and custom buffers ......
Epsilon Environmental Instrument Inc.
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