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http://www.in-situ.com/
Supplies water level and water quality instrumentation for hydrologic monitoring equipment and field data logging of water level and quality.
Keywords: cmom, hermit, hermit 3000, npdes, orp, pxd, pxd-261, pocket pc, pocket-situ, rdo, recon, redox, rugged dissolved oxygen, ruggedreader, sdi-12, tdg, tds, tmdl, troll, troll 4000, troll 9000, win-situ, ammonia, ammonium, analyzers, aquaculture, aquifer testing, barometric pressure, chloride, chlorophyll, conductivity, data logger, dissolved oxygen, environmental monitoring, fish farming, groundwater monitoring, in-situ.com, industrial discharge, instruments, level, limnology, loggers, low-flow, minitroll, monitoring, natural attenuation, nitrate, probe, pump test
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http://www.drdaq.com/
Offers the DrDAQ data logger with sensors for light, temperature, sound (dB and waveform).
Keywords: dr daq, drdaq, chemistry, conductivity, data acquisition, data logger, data loggers, data logging, datalogger, doctor daq, doctordaq, humidity, light sensor, lux, oxygen sensor, ph meter, physics experiments, redox, science experiments, temperature sensor, usb data acquisition
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http://www.westbay.com/
Designs and manufactures a multi-level instrumentation system for investigating and monitoring groundwater conditions, allowing the monitoring of multiple zones in a single borehole. Includes extensive technical information about field applications of the system.
Keywords: monitoring instruments, fluid pumping, fluid sampling, hydromanager, in-situ chemical sensing, measurement port, monitoring tool, multi-level, multilevel, multilevel systems, packers, pressure probes, pumping port, sampling probes, slug interference tests, vertical interference tests, westbay instruments, chemical measurement, conductivity, cross-well tests, geologic repositories, geotechnical projects, ground water, groundwater, groundwater management, groundwater monitoring, hydrogeological, hydrogeology, long term monitoring sensors, monitoring groundwater, monitoring systems, pressure monitoring, redox, salinity, sea water intrusion, water monitoring, water quality sensors
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