Related Experiment Video
Updated: Jun 25, 2026

Automated 90Sr Separation and Preconcentration in a Lab-on-Valve System at Ppq Level
Published on: June 6, 2018
Performance tests for instruments measuring radon activity concentration.
T R Beck1, H Buchröder, V Schmidt
1Federal Office for Radiation Protection (BfS), Köpenicker Allee 120-130, D-Berlin, Germany.
Electronic instruments for measuring indoor radon-222 (Rn) activity concentration are suitable for general use. However, performance variations due to climatic conditions limit their outdoor application.
Area of Science:
- Environmental science
- Instrumental analysis
- Radiological health
Background:
- Radon-222 (Rn) is a radioactive gas that poses health risks, necessitating accurate measurement.
- Electronic instruments are widely used for monitoring radon activity concentration.
Purpose of the Study:
- To evaluate the performance of electronic radon instruments against the IEC 61577-2 standard.
- To assess the impact of climatic and radiological factors on instrument measurements.
Main Methods:
- Tested 9 types of electronic instruments utilizing ionization chambers or electrostatic collection.
- Evaluated measurement characteristics under varied environmental conditions.
Main Results:
- All tested commercial instruments are deemed suitable for indoor radon measurements.
- Instrument performance showed dependence on climatic factors, affecting outdoor measurements.
Conclusions:
- Commercially available electronic radon instruments meet requirements for indoor monitoring.
- Climatic dependencies restrict the reliable outdoor application of these instruments.
More Related Videos
07:57Quantitative Detection of Trace Explosive Vapors by Programmed Temperature Desorption Gas Chromatography-Electron Capture Detector
Published on: July 25, 2014
08:44Dual Test Gas Pulmonary Diffusing Capacity Measurement During Exercise in Humans Using the Single-Breath Method
Published on: February 2, 2024
Related Concept Videos
Pulmonary Function Tests
Pulmonary Function Tests are crucial diagnostic tools for assessing respiratory function, particularly in patients with chronic respiratory disorders. They comprehensively evaluate lung volumes, ventilatory function, breathing mechanics, diffusion, and gas exchange. These tests help diagnose pulmonary diseases and play a significant role in monitoring disease progression, evaluating disability, and assessing response to therapy.
PFTs involve using a spirometer, a...
Wald-Wolfowitz Runs Test I
The test works...