• ADC Bioscientific - IRGAs, portable photosynthesis instruments
• ADCON Telemetry - data acquisition, transfer, and visualization
• ALA Scientific Instruments, Inc. - perfusion and superfusion, valve controllers, focal drug applicator, micropositioners. patch and voltage clamp amplifiers, data acquisition hardware/software, and accessories for electrophysiology
• Alfa Aesar - chemicals
• Alpha Omega Engineering - equipment designed to record and analyze electrical activity of the brain and nervous system
• American Elements - manufacturer of rare earth and advanced material products; information on elements, including properties, safety data, and uses
• AmeriFlux - equipment sources, tips, and techniques for eddy flux measurement
• AMS Inc. - soil sampling equipment
• Analytical Spectral Devices - portable spectroradiometers
• Apogee Instruments - quantum sensors
• APT Instruments - portable instruments, dataloggers, and sampling pumps
• AutoMate Scientific, Inc. - automated perfusion systems, programmable valve controllers, components, and accessories
• Axon Instruments, Inc. - instruments and software: microelectrode amplifiers, data acquisition and analysis, imaging, confocal microscopy - now Molecular Devices
• Bartz Technology Corporation - minirhizotron cameras and other remote vision products
• Bay Advanced Technologies - wholesale industrial distributor of pneumatic and electronic automation controls and fluid power products (formerly Bay Pneumatic)
• Beckman Coulter - instrumentation
• Ben Meadows - forestry equipment, field supplies
• BioQuip - equipment, supplies, and books for entomology
• BRAN+LUEBBE - autoanalyzers
• Bratt Technologies - mixers, grinders, mini-centrifuges
• Campbell Scientific, Inc. - dataloggers, data acquisition systems, software, and climate and microclimate instrumentation.
• CE Elantech, Inc. - C-H-N-S Analyzers
• Cianflone Scientific - blender mill for grinding soil samples
• CID, Inc. - leaf area meters, portable photosynthesis systems
• Clippard Miniature Pneumatics - manufacture of miniature fluid power and control devices
• Cole-Parmer - scientific instruments and lab supplies
• Conviron - growth chambers
• Costech - consumables, combustion system, and zero-blank autosampler for elemental analysis
• DataGet - hardware/software for Palm computers to connect to calipers, scales, and temperature probes.
• Datataker Pty Ltd - data logger and flexible data acquisition and data logging systems
• Delta-T Devices - dataloggers, microclimate and soil sensors, porometer, leaf area
• DeltaTRAK - dataloggers
• Dickson - instrumentation
• Dionex - liquid chromatography systems (IC and HPLC)
• Dynamax, Inc. - manufactures and distributes equipment for plant transpiration, sap flow, water relations, soil moisture and photosynthesis; also equipment for meteorology, hydrology, and environmental science
• EARS Plant Photosynthesis Meter - measures fluorescence.
• Ecomatik - manufactures dendrometers, Equi tensometers, and sap flow sensors for ecophysiological studies
• EdiSol - system to measure surface fluxes by eddy covariance
• Elemental Microanalysis Ltd. - consumables for elemental analysis
• Elementar Americas - CHN combustion analyzers and consumables
• Elements Inc. - standards, consumables and sample preparation products for ICP-OES, ICP-AES, and ICP-MS instruments
• ESI Environmental Sensors, Inc. - soil moisture measurements
• ESRI - GIS and mapping software
• FieldWorker - data collection software and systems
• Find a Sensor - information on how to measure just about anything
• Fisher Scientific - chemicals, lab supplies
• Forestry Suppliers - forestry equipment, field supplies
• Gempler's - forestry equipment, field supplies
• GenTech Scientific - sells recycled analytical equipment, including gas chromatographs, mass spectrometers, etc.
• Giddings Machine Company - soil sampling equipment
• Greenspan Technology - sapflow and other equipment for measuring water transport and status - now Tyco Environmental Systems
• Hach - analyzers, instruments, and chemistries for water quality analysis - includes GLI International, Inc.
• Hansatech Instruments - instrumentation for cellular respiration and photosynthesis studies
• IES Corporation - repairs high-precision balances
• Instrumart - industrial instruments, including water quality instruments, flow meters, and dataloggers
• Isogeochem - stable isotope mass spectrometry discussion, resources, and links
• Kipp & Zonen - instruments for the measurement of solar radiation and atmospheric properties
• Labtech International - distributors of microplate technology, cell biology, laminar airflow, and fluoresence and luminescene readers and consumables
• LECO Corporation - C-H-N-S analyzers and other equipment
• LI-COR, Inc. - instruments for plant physiology, ecophysiology, and microclimatic measurements, including portable photosynthesis systems, infrared gas analyzers, leaf area meters, and PAR sensors
• Magellan Products - GPS products
• McMaster-Carr - industrial supplies for building field equipment
• Mettler-Toledo - laboratory balances and scales
• Molecular Devices - instruments and software: microelectrode amplifiers, data acquisition and analysis, imaging, confocal microscopy (formerly Axon Instruments, Inc.)
• Micromass - mass spectrometry equipment - now Waters Corporation
• National Welders - gases
• NovaLynx Corporation - weather monitoring instruments and systems
• O.I. Corporation - instruments for the analysis of chemical compounds (including ALPKEM)
• Ocean Optics - spectrometers and optical sensing accessories
• Ohaus - balances
• Omega Engineering, Inc. - wide range of measurement and control equipment including thermocouples, tubing
• Onset Computer Corporation - HOBO data loggers
• Opti Sciences - chlorophyll fluorescence equipment
• Osmonics - diagnostic and filtration products, from water-quality testing to delicate nucleic acid hybridization
• Parr Instruments - calorimeters and related lab instrumentation
• PDZ Europa - stable isotope mass spectrometers - now Sercon
• Perkin-Elmer - C-H-N-S analyzers and other lab instrumentation
• Phenotype Screening Corporation - imaging services providing visualization of whole plant root systems
• Physical Acoustics Corporation - acoustic emission sensors for detecting xylem cavitation
• PMS Instrument Corporation - pressure chambers
• PP Systems - portable photosynthesis & transpiration systems, soil respiration, CO2/H2O gas analyzers, chlorophyll fluorescence, sap flow, oxygen electrodes, and spectrometers
• Prenart Equipment - sampling equipment for soil and groundwater
• Quark Glass - custom glassware
• Sartorius - balances
• Schlumberger Water Services - groundwater monitoring and modeling software
• Scott Specialty Gases - specialty gas products (such as calibration gases) and equipment
• Sercon - Mass spectrometers (formerly PDZ Europa)
• Sigma-Aldrich - chemicals
• Skye Instruments - dataloggers, microclimate sensors
• Soilmoisture Equipment Corporation - instruments for measurement and monitoring of soil, water, plant relationships
• Small Parts Inc. - supplies useful for building sap flow sensors and other home-built equipment
• Sowacs.com - sponsored by Campbell Scientific, this site summarizes methods and equipment suppliers for measuring soil moisture
• Spectrum Technologies - environmental monitoring equipment
• Spex CertiPrep - ball mills and other equipment for sample preparation
• Stable Isotope Suppliers - comprehensive list from Isogeochem
• Swagelok - fluid and gas system components, connectors, valves, and tubing
• Thermo Electron Corporation - stable isotope mass spectrometers. Formerly Thermo Finnigan, and before that, Finnigan Corporation.
• Tyco Environmental Systems - sapflow and other equipment for measuring water transport and status - formerly Greenspan Technology
• Veriteq - compact precision dataloggers for rh, temperature, voltage, & current
• VWR - wide range of lab supplies and equipment
• Walz - chlorophyll fluorescence and gas exchange equipment
• Waters Corporation - mass spectrometry equipment (formerly Micromass)
• Wescor - equipment for measuring soil water potential and osmometers
• World Weigh Technology - Ohaus scales & accessories
• Zeta-tec - battery powered data loggers for measuring temperature, voltage, resistance, current, pulses, light levels, logic levels, and discrete time domain events

Please email suitable information to Rob Jackson.

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Last modified 2/7/08 cwcook@duke.edu