Laser Comp
LaserComp, Inc. developes, produces and distributes state of the art thermal conductivity measurement instruments, used for testing insulations, polymers, composites, low conductivity ceramics and glasses.
http://www.lasercomp.com/

Fischer Technology, Inc.
Manufacturer of thickness, microhardness, conductivity, ferrite content, and porosity testing and measurement instruments.
http://www.fischer-technology.com/

Copenhagen Applied Research
CAPRES M4PP Microscopic Four-Point Probes have an electrode pitch three orders of magnitude smaller than conventional four-point probes, and are fabricated using silicon micro-fabrication technology.
http://www.capres.com/

Electro-Chemical Devices, Inc.
Electro-Chemical Devices, Inc. (ECD) is a recognized leader in industrial process instrumentation: sensors, controllers, transmitters, analyzers and electrodes.
http://www.ecdi.com/

Topac Conductivity Meters and Probes
Directory page for temperature, conductivity, and salinity meters and probes with various cell constants, RS232 and mains or battery power
http://www.topac.com/conductivity_directory.html

RMS Supply
Leading supplier of Infection Control Monitoring Products for Hospitals and Laboratories. Our products vary from Temperature sensors to Titration, Disinfection and Hygiene Products such as antimicrobial hand soap and virkon virucidal disinfectant.
http://www.rmsupply.co.uk

SupaRule
Suparule, World leader in Cable Height Meters - Proprietary owner of patented technologies: AC Current/Voltage - Irish Leader in Power Quality Measurement.
http://www.suparule.com/

Introduction to Magnetotellurics
A geophysical technique that uses naturally-occurring (or man-made) electromagnetic fields to probe the electrical conductivity structure of the Earth.
http://hendrix2.uoregon.edu/~dlivelyb/LPE_talk/MT_intro.html

Hukseflux Thermal Sensors
Hukseflux specialises in the design of thermal sensors for the measurement of heat flux and thermal conductivity.
http://www.hukseflux.com/

Erhardt-Leimer GmbH
Germany. Automation technologies for the textile, plastics, rubber and nonwovens industries. Web guiding and tension measurement equipment. On-line control, measurement and inspection systems. Also, electrical contracting and medical products. English and German.
http://www.erhardt-leimer.com/