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Geiger Counter Radiation Measurement Instrument Gamma (γ) Radiation, X-ray Radiation Measurement Instrument LCD Measurement Accuracy 0.01μSv / h Nuclear Radiation Detector Data Logger: Amazon.com: Industrial & Scientific
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Geiger Counter Radiation Measurement Instrument Gamma (γ) Radiation, X-ray Radiation Measurement Instrument LCD Measurement Accuracy 0.01μSv / h Nuclear Radiation Detector Data Logger: Amazon.com: Industrial & Scientific
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