Convert Milliroentgen to Millirem
Convert milliroentgens to millirem by entering a value below.
How to Convert Milliroentgens to Millirem
The milliroentgen and millirem are both units of radiation dose. 1 millirem equals 1.1402508552 milliroentgens. This means to convert milliroentgens to millirem, you divide by 1.1402508552.
Formula
Step-by-Step Example
Convert 5 mR to millirem:
We need to convert milliroentgens to millirem
Since 1 mrem = 1.1402508552 mR, divide by 1.1402508552
5 ÷ 1.1402508552 = 4.385
5 mR = 4.385 mrem
Milliroentgen to Millirem Conversion Table
Quick reference table for common milliroentgen to millirem conversions. Click any value for detailed calculation.
| Milliroentgens (mR) | Millirem (mrem) |
|---|---|
| 1 mR | 0.877 mrem |
| 2 mR | 1.754 mrem |
| 5 mR | 4.385 mrem |
| 10 mR | 8.77 mrem |
| 15 mR | 13.155 mrem |
| 20 mR | 17.54 mrem |
| 25 mR | 21.925 mrem |
| 50 mR | 43.85 mrem |
| 100 mR | 87.7 mrem |
About These Units
Milliroentgen (mR)
A milliroentgen (mR) equals 0.001 roentgen. Radiation survey meters often display mR/h for monitoring X-ray and gamma fields. Natural background: 10-20 mR/year. Typical survey meter range: 0-1000 mR/h.
Millirem (mrem)
A millirem (mrem) equals 0.001 rem or 10 μSv. US dosimetry standard: natural background 300-400 mrem/year, occupational limit 5,000 mrem/year, public limit 100 mrem/year above background. Chest X-ray: ~2 mrem.
Frequently Asked Questions
How do I convert milliroentgens to millirem?
To convert milliroentgens to millirem, divide the value by 1.1402508552. For example, 10 mR = 8.77 mrem.
How many millirem are in 1 milliroentgen?
1 milliroentgen equals 0.877 millirem.
What is the formula for milliroentgens to millirem?
The formula is: mrem = mR ÷ 1.1402508552.