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Beta/Photon dosimeter

Beta/photon dosimeters are used in cases where there is exposure to either beta radiation or mixed fields of beta radiation and photon radiation.

The dosimeters are equipped with three so-called thermoluminescence detectors, each of which is individually calibrated. One of the detectors is used to determine Hp(10), the personal dose equivalent at a depth of 10 mm in soft tissue. This quantity is a good approximation of the effective dose received. The other detectors determine Hp(0.07), the personal dose equivalent at a depth of 0.07 mm. This quantity gives a good indication of the skin dose received.

Detectors: MCP-Ns or MTS-100
Mounting options: Various, including via a clip
Sterilizability: Must not be sterilized
Disinfectability: Alcohol consumption is permitted
Change dosimeters: 26 or 13 per year
Measured variable: Hp(10) and Hp(0.07) in mSv
Photon detection limits: 0.03 mSv (at 2-weekly periodicity)
0.04 mSv (at 4-weekly periodicity)
0.08 mSv (at 3-monthly periodicity)
Maximum photon dose range: 1 Sv
Detection limit betas: 1 mSv
Maximum dose range betas: 1 Sv
Energy range photons: 30 keV to 1.3 MeV
Energy range betas: 0.2 MeV to 0.9 MeV
Energy and angle dependence: See images below

Explanation of personal dosimetry >>

Personal Dosimetry Information sheet (English) >>

Explanation Measurement uncertainty >>

Contact

Mirion Dosimetry Services
Postbus 60067, 6800 JB Arnhem
T: +31 (0)26 7911011
E: [email protected]
KvK: 71875476

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