Seltech Electronic Manufacturers Representative Inc.
Nuclear Instrumentation

For 30 years we have served the customers that have requirements in the measurement and safety of radioactive material.   Clyde Makinson in Richland Washington has been working in the nuclear industry since 1970 with experience in the industrial radioactive monitoring, environmental and health physics. (clyde@owt.com) phone 509-943-5288 or 888-633-2340; 

Ludlum Measurements, Inc. detection and measurements of alpha, beta, gamma, and neutron radiation including Geiger Mueller, gas proportional, and scintillation detectors, and survey meters, Geiger counters, micro meters, pocket meters, proportional counters, portal monitors, laundry monitors, air monitors, floor monitors, single channel analyzers, scalars, and alarm ratemeters Ludlum Medical Physics GPS Data Logger	Gamma Products   a/B ( alpha / beta ) counting system configurations that are optimized for different combinations of sample count times and sample throughputs so that you can match your system to your specific needs.   XRF Corporation multi-channel analyzer coupled to a temperature compensated CZT radiation detector	Lab Impex Systems   Alpha/Beta in air Monitor, iodine air monitors, noble gas monitors, Liquid Effluent Monitor,Alpha Spectrometry Aerosol Monitoring and Laboratory Bench Counters
TSA Systems LTD   TSA specializes in the design and manufacture of both pedestrian and vehicle portal monitors and hand-held detectors for the protection of Special Nuclear Materials (SNM). TSA also produces a comprehensive family of bag, box, and barrel monitors, as well as custom designed systems for a variety of applications including security and waste management.	ORDELA Inc   liquid scintillation alpha spectrometer PERALS  Frisch-Grid  alpha spectrometer    Ultra-low-level alpha contamination monitor for sample sizes up to 31.7 cm square,	Hi-Q Environmental  Manufacturer of Air Sampling Equipment, Systems & Accessories since 1973. HI-Q's product line includes: Continuous duty high & low volume air samplers, air flow calibrators, radioiodine sampling cartridges, collection filter paper, combination filter holders, complete stack/fume hood sampling systems including the Shrouded Probe designed per ANSI N13.1 1999, and outdoor TSP, PM-10, PM-2.5 & PUF ambient air samplers.
Shieldwerx Neutron and Gamma Shielding   Polyethylene-Based Gamma & Neutron Shielding  Silicone-Based Flexible Neutron Shielding Cadmium Shielding  Castable & Pre-Cast Shielding  Neutron and Gamma Clay & Putty Shielding Neutron Activation Foil & Wire	Alpha-In-Air Instruments Bladewerx offers a series of portable and hand-held instruments based on the SabreMCA 256-channel Multi-Channel Analyzer and employing Bladewerx' state-of-the-art peak shape fitting algorithm for superior sensitivity with the presence of radon daughters.	Phoenix Scientific Electrodeposition Apparatus for Alpha Spectroscopy Changer Labs Automatic Sample changer for 20 mL LSC vials Suitable for well or coaxial Germanium or NaI detectors
ITECH INSTRUMENTS products for measurement and analysis in gamma spectroscopy and alpha spectroscopy. NIM and stand-alone modules for single channel and multi-input systems for high resolution and gamma spectroscopy.   InterWinner family of software programs for spectrum acquisition and analysis. The Orion is a single channel unit with conversion gains up to 64K. It has a 100 MHz fixed conversion gain ADC and time stamp resolution, 10ns.