We supply radon, radium and related instruments

instruments components & accessories applications
  • radon detectors
  • continuous active radon monitors
  • continuous passive radon monitors
  • radioactive gas instrumentation
  • industrial and domestic radon monitors
  • ZnS(Ag) radon monitors
  • radon analysers
  • solid state radon, thoron and progeny monitors
  • solid state alpha spectrometers
  • working level meters
  • trace enivronmental radon detectors
  • wipe-test alpha and beta detectors
  • surface alpha and beta contamination detectors
  • beta detectors
  • gamma and beta probes
  • gamma-ray spectrometers
  • gamma-ray drill hole probes
  • equipment design
  • silver activated zinc sulfide Lucas cells
  • active Lucas cells, passive Lucas cells
  • photomultiplier (pm) tube (pmt)
  • scintillation counting electronics
  • filter discs and filter disc holders for radon and thoron daughters
  • radon scintillation disks and cradles
  • audio and visual alarms
  • degassing systems, bubbling tubes
  • radon and thoron sniffers
  • soil gas probes
  • internal pumps
  • high volume vacuum pumps
  • data acquisition packages
  • permeable polyurethane foam membrane
  • electrostatic chambers -- Lucas-type cell
  • piezo-ceramic audio alarms
  • external strobes and siren alarms
  • graphic display and printer
  • servo controlled pump
  • back-lit graphic liquid crystal display (LCD)
  • integrated 6V gel cell
  • real-time clock (RTC)
parameters features calibration, repair and test services
  • radon-222
  • trace radon levels as low as 1 Bq/m3
  • radon-220 (thoron)
  • radium-226
  • radon daughters (progeny) working levels using Tsivoglou-Thomas, Rolle and Kuznetz sampling methods
  • radium
  • active/passive
  • temperature, humidity and barometric pressure
  • gamma-ray spectrum
  • equilibrium ratio measurements
  • simultaneous radon and thoron progeny measurement
  • picocuries per liter
  • becquerels per cubic meter
  • live measurement as opposed to tail-count technique
  • microprocessor controlled, portable, battery operated
  • stand alone
  • One monitor works with a number of (less expensive) detectors.
  • One operator can handle a number of pmt Lucas cell assemblies in a rack-mounted configuration.
  • continuous active and passive monitoring
  • automated calculations
  • external data logging, RS232 port/pc software
  • detachable control module
  • easy maintenance and calibration
  • weather and tamper resistant, lockable stainless steel enclosure
  • user programmable measurement intervals, sample and count periods and alarm level settings
  • manual alarm test and muting
  • remote alarms
  • calibration parameters stored in non-volatile memory
  • internally rechargeable batteries for power interruption
  • volumetric air sampling
  • sensitive and reliable, exacting tolerances, laboratory grade
  • works in harsh conditions, insensitive to humidity and dust
  • immune to beta and gamma radiation
  • CE Mark compliant, EPA and ANSI compliant
  • calibration and certificate
  • radioactive test sources
  • maintenance, repair, refurbishment
  • equipment design
  • radon and thoron lab test chambers
  • radon and thoron gas generators (radon cows)
  • flow-through radon and thoron sources
  • radon and thoron progeny generators
  • passive radon and thoron sources
  • Lucas-cell field test check source for PM tube monitor
  • calibration of radioactive gas equipment
  • error analysis capability
  • multipoint calibrations
  • activity specified by customer
  • dry powder radon and thoron sources
  • distributed radon sources
  • precise alignment of alpha spectrometers
  • calibration at non-standard ackivity levels

Robert H. Morse, Ph.D., P.Eng.
email: morse@finderschoice.com
tel: 1-416-269-9979


Copyright 1968 - 2018, R. H. Morse & Associates Ltd., All Rights Reserved