Decontamination Factor Calculator
Calculate decontamination factor and efficiency from before and after contamination measurements.
Inputs
Bq/cm²
Bq/cm²
m²
Results
Decontamination Factor
100×
Decontamination Efficiency
99%
Activity Removed49,500 Bq/cm²
Removal per Unit Area4,950 Bq/cm² per m²
DF per Pass4.64×
Fraction Remaining0.01
Additional Passes for DF=1000
Meets Release Criteria1
Estimated Waste Volume3 L
How to Use This Calculator
- Enter Initial Contamination, Final Contamination, and Contaminated Area.
- Set Number of Decon Passes.
- Review Decontamination Factor (×) and Decontamination Efficiency (%).
- Use Activity Removed (Bq/cm²) and Removal per Unit Area (Bq/cm² per m²) to inform your decision.
- Use the chart to visualize the results and explore different scenarios by adjusting inputs.
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