Radiation Protection

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  • Radiation Survey Meters

    Johnson Nuclear

    Model GSM-500 Calibrated in both Dose and CPM Autoranging (500 to 500,000 CPM, 0.2 to 200mR/hr) Automatic dead-time compensation, probe linerization and diagnostics Integrate & peak hold modes Measures a , ß and ? radiation The GSM-500 is a portable and versatile survey meter that can…

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