Millisievert to Millirem Converter
Convert Millisievert (mSv) to Millirem (mrem) instantly. 1 mSv = 100 mrem.
Radiation Converter
10 units available
1 mSv = 100 mrem
Formula:
mrem = mSv × 100With your value: 1 mSv = 100 mrem
Other Millisievert to Millirem conversions
Millisievert to Millirem Conversion Table
| Millisievert (mSv) | Millirem (mrem) |
|---|---|
| 0.5 | 50 |
| 1 | 100 |
| 2 | 200 |
| 5 | 500 |
| 10 | 1,000 |
| 15 | 1,500 |
| 20 | 2,000 |
| 25 | 2,500 |
| 50 | 5,000 |
| 100 | 10,000 |
| 250 | 25,000 |
| 500 | 50,000 |
| 1000 | 100,000 |
Millirem to Millisievert Conversion Table
| Millirem (mrem) | Millisievert (mSv) |
|---|---|
| 0.5 | 0.005 |
| 1 | 0.01 |
| 2 | 0.02 |
| 5 | 0.05 |
| 10 | 0.1 |
| 15 | 0.15 |
| 20 | 0.2 |
| 25 | 0.25 |
| 50 | 0.5 |
| 100 | 1 |
| 250 | 2.5 |
| 500 | 5 |
| 1000 | 10 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Millisievert (mSv)
Radiation
Gray and sievert are coherent SI units (J/kg). Rad and rem are exactly 0.01 Gy and 0.01 Sv; the curie is exactly 3.7 × 10¹⁰ Bq.
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Millirem (mrem)
Radiation
Gray and sievert are coherent SI units (J/kg). Rad and rem are exactly 0.01 Gy and 0.01 Sv; the curie is exactly 3.7 × 10¹⁰ Bq.
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Millisievert to Millirem
To convert from Millisievert (mSv) to Millirem (mrem), multiply the value by 100.
Formula: mrem = mSv × 100
Reverse: mSv = mrem × 0.01
Step-by-Step Example
- Start with your value in Millisievert. For example: 5 mSv
- Multiply by the conversion factor: 5 x 100
- The result is: 500 mrem
About Millisievert
The millisievert (mSv) is a unit of radiation dose. One millisievert equals 0.001 grays. UnitConvertLab converts it against every other radiation unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: radiation calculations, engineering and science, education.
About Millirem
The millirem (mrem) is a unit of radiation dose. One millirem equals 1.000000 × 10^-5 grays. UnitConvertLab converts it against every other radiation unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: radiation calculations, engineering and science, education.
Frequently Asked Questions
How many Millirem are in 1 Millisievert?
There are exactly 100 Millirem in 1 Millisievert. This means the conversion factor from Millisievert to Millirem is 100.
What is the formula to convert Millisievert to Millirem?
The formula to convert Millisievert to Millirem is: mrem = mSv × 100. For example, to convert 10 Millisievert to Millirem, you would multiply 10 by 100.
What is a Millisievert?
The millisievert (mSv) is a unit of radiation dose. One millisievert equals 0.001 grays. UnitConvertLab converts it against every other radiation unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Millirem?
The millirem (mrem) is a unit of radiation dose. One millirem equals 1.000000 × 10^-5 grays. UnitConvertLab converts it against every other radiation unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Millisievert?
The Millisievert is commonly used in radiation calculations, engineering and science, education.
Related Radiation Conversions
Cite this page
UnitConvertLab. (2026). Millisievert to Millirem converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/millisievert-to-millirem